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Finding the Fourth Proportional to 371,301.30, 555,967.80 and 292,569.30

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Solution

The fourth proportional to 371,301.30, 555,967.80 and 292,569.30 is: 438,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,301.30 : 555,967.80 = 292,569.30 : x
  2. Step 2: Convert to fraction form
    371,301.30/555,967.80 = 292,569.30/x
  3. Step 3: Cross multiply
    371,301.30x = 555,967.80 × 292,569.30
  4. Step 4: Simplify right side
    371,301.30x = 162,659,110,068.54
  5. Step 5: Solve for x
    x = 162,659,110,068.54/371,301.30
  6. Step 6: Final answer
    x = 438,078.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.