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Finding the Fourth Proportional to 429,010.68, 592,034.80 and 238,023.60

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Solution

The fourth proportional to 429,010.68, 592,034.80 and 238,023.60 is: 328,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,010.68 : 592,034.80 = 238,023.60 : x
  2. Step 2: Convert to fraction form
    429,010.68/592,034.80 = 238,023.60/x
  3. Step 3: Cross multiply
    429,010.68x = 592,034.80 × 238,023.60
  4. Step 4: Simplify right side
    429,010.68x = 140,918,254,421.28
  5. Step 5: Solve for x
    x = 140,918,254,421.28/429,010.68
  6. Step 6: Final answer
    x = 328,472.60

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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.