Home / 899,699.80-1,349,549.70-367,043.80

Finding the Fourth Proportional to 899,699.80, 1,349,549.70 and 367,043.80

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Solution

The fourth proportional to 899,699.80, 1,349,549.70 and 367,043.80 is: 550,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,699.80 : 1,349,549.70 = 367,043.80 : x
  2. Step 2: Convert to fraction form
    899,699.80/1,349,549.70 = 367,043.80/x
  3. Step 3: Cross multiply
    899,699.80x = 1,349,549.70 × 367,043.80
  4. Step 4: Simplify right side
    899,699.80x = 495,343,850,176.86
  5. Step 5: Solve for x
    x = 495,343,850,176.86/899,699.80
  6. Step 6: Final answer
    x = 550,565.70

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.