Home / 755,184.06-1,042,132.23-415,645.02

Finding the Fourth Proportional to 755,184.06, 1,042,132.23 and 415,645.02

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Solution

The fourth proportional to 755,184.06, 1,042,132.23 and 415,645.02 is: 573,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,184.06 : 1,042,132.23 = 415,645.02 : x
  2. Step 2: Convert to fraction form
    755,184.06/1,042,132.23 = 415,645.02/x
  3. Step 3: Cross multiply
    755,184.06x = 1,042,132.23 × 415,645.02
  4. Step 4: Simplify right side
    755,184.06x = 433,157,071,581.00
  5. Step 5: Solve for x
    x = 433,157,071,581.00/755,184.06
  6. Step 6: Final answer
    x = 573,578.14

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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.