Home / 730,789.02-1,007,988.45-476,484.66

Finding the Fourth Proportional to 730,789.02, 1,007,988.45 and 476,484.66

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Solution

The fourth proportional to 730,789.02, 1,007,988.45 and 476,484.66 is: 657,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,789.02 : 1,007,988.45 = 476,484.66 : x
  2. Step 2: Convert to fraction form
    730,789.02/1,007,988.45 = 476,484.66/x
  3. Step 3: Cross multiply
    730,789.02x = 1,007,988.45 × 476,484.66
  4. Step 4: Simplify right side
    730,789.02x = 480,291,033,882.18
  5. Step 5: Solve for x
    x = 480,291,033,882.18/730,789.02
  6. Step 6: Final answer
    x = 657,222.56

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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.