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Finding the Fourth Proportional to 415,603.66, 573,498.48 and 234,360.29

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Solution

The fourth proportional to 415,603.66, 573,498.48 and 234,360.29 is: 323,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,603.66 : 573,498.48 = 234,360.29 : x
  2. Step 2: Convert to fraction form
    415,603.66/573,498.48 = 234,360.29/x
  3. Step 3: Cross multiply
    415,603.66x = 573,498.48 × 234,360.29
  4. Step 4: Simplify right side
    415,603.66x = 134,405,270,087.36
  5. Step 5: Solve for x
    x = 134,405,270,087.36/415,603.66
  6. Step 6: Final answer
    x = 323,397.71

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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.