Home / 1,145,004.60-1,717,506.90-397,050.60

Finding the Fourth Proportional to 1,145,004.60, 1,717,506.90 and 397,050.60

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Solution

The fourth proportional to 1,145,004.60, 1,717,506.90 and 397,050.60 is: 595,575.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,004.60 : 1,717,506.90 = 397,050.60 : x
  2. Step 2: Convert to fraction form
    1,145,004.60/1,717,506.90 = 397,050.60/x
  3. Step 3: Cross multiply
    1,145,004.60x = 1,717,506.90 × 397,050.60
  4. Step 4: Simplify right side
    1,145,004.60x = 681,937,145,149.14
  5. Step 5: Solve for x
    x = 681,937,145,149.14/1,145,004.60
  6. Step 6: Final answer
    x = 595,575.90

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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.