Home / 997,565.80-1,496,348.70-498,749.80

Finding the Fourth Proportional to 997,565.80, 1,496,348.70 and 498,749.80

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Solution

The fourth proportional to 997,565.80, 1,496,348.70 and 498,749.80 is: 748,124.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,565.80 : 1,496,348.70 = 498,749.80 : x
  2. Step 2: Convert to fraction form
    997,565.80/1,496,348.70 = 498,749.80/x
  3. Step 3: Cross multiply
    997,565.80x = 1,496,348.70 × 498,749.80
  4. Step 4: Simplify right side
    997,565.80x = 746,303,614,855.26
  5. Step 5: Solve for x
    x = 746,303,614,855.26/997,565.80
  6. Step 6: Final answer
    x = 748,124.70

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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.