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Finding the Fourth Proportional to 292,377.80, 403,484.73 and 171,521.14

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Solution

The fourth proportional to 292,377.80, 403,484.73 and 171,521.14 is: 236,701.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,377.80 : 403,484.73 = 171,521.14 : x
  2. Step 2: Convert to fraction form
    292,377.80/403,484.73 = 171,521.14/x
  3. Step 3: Cross multiply
    292,377.80x = 403,484.73 × 171,521.14
  4. Step 4: Simplify right side
    292,377.80x = 69,206,160,004.59
  5. Step 5: Solve for x
    x = 69,206,160,004.59/292,377.80
  6. Step 6: Final answer
    x = 236,701.15

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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.