Home / 755,697.04-1,042,909.36-416,165.28

Finding the Fourth Proportional to 755,697.04, 1,042,909.36 and 416,165.28

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Solution

The fourth proportional to 755,697.04, 1,042,909.36 and 416,165.28 is: 574,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,697.04 : 1,042,909.36 = 416,165.28 : x
  2. Step 2: Convert to fraction form
    755,697.04/1,042,909.36 = 416,165.28/x
  3. Step 3: Cross multiply
    755,697.04x = 1,042,909.36 × 416,165.28
  4. Step 4: Simplify right side
    755,697.04x = 434,022,665,819.02
  5. Step 5: Solve for x
    x = 434,022,665,819.02/755,697.04
  6. Step 6: Final answer
    x = 574,334.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.