Home / 601,434.22-829,979.10-329,511.76

Finding the Fourth Proportional to 601,434.22, 829,979.10 and 329,511.76

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Solution

The fourth proportional to 601,434.22, 829,979.10 and 329,511.76 is: 454,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,434.22 : 829,979.10 = 329,511.76 : x
  2. Step 2: Convert to fraction form
    601,434.22/829,979.10 = 329,511.76/x
  3. Step 3: Cross multiply
    601,434.22x = 829,979.10 × 329,511.76
  4. Step 4: Simplify right side
    601,434.22x = 273,487,874,004.22
  5. Step 5: Solve for x
    x = 273,487,874,004.22/601,434.22
  6. Step 6: Final answer
    x = 454,726.16

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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.