Home / 735,002.10-1,102,535.55-415,149.30

Finding the Fourth Proportional to 735,002.10, 1,102,535.55 and 415,149.30

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Solution

The fourth proportional to 735,002.10, 1,102,535.55 and 415,149.30 is: 622,742.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,002.10 : 1,102,535.55 = 415,149.30 : x
  2. Step 2: Convert to fraction form
    735,002.10/1,102,535.55 = 415,149.30/x
  3. Step 3: Cross multiply
    735,002.10x = 1,102,535.55 × 415,149.30
  4. Step 4: Simplify right side
    735,002.10x = 457,716,861,807.62
  5. Step 5: Solve for x
    x = 457,716,861,807.62/735,002.10
  6. Step 6: Final answer
    x = 622,742.25

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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.