Home / 497,081.02-685,979.40-270,726.52

Finding the Fourth Proportional to 497,081.02, 685,979.40 and 270,726.52

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Solution

The fourth proportional to 497,081.02, 685,979.40 and 270,726.52 is: 373,606.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,081.02 : 685,979.40 = 270,726.52 : x
  2. Step 2: Convert to fraction form
    497,081.02/685,979.40 = 270,726.52/x
  3. Step 3: Cross multiply
    497,081.02x = 685,979.40 × 270,726.52
  4. Step 4: Simplify right side
    497,081.02x = 185,712,815,753.69
  5. Step 5: Solve for x
    x = 185,712,815,753.69/497,081.02
  6. Step 6: Final answer
    x = 373,606.73

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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.