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Finding the Fourth Proportional to 601,201.23, 829,670.21 and 329,280.58

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Solution

The fourth proportional to 601,201.23, 829,670.21 and 329,280.58 is: 454,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,201.23 : 829,670.21 = 329,280.58 : x
  2. Step 2: Convert to fraction form
    601,201.23/829,670.21 = 329,280.58/x
  3. Step 3: Cross multiply
    601,201.23x = 829,670.21 × 329,280.58
  4. Step 4: Simplify right side
    601,201.23x = 273,194,287,957.52
  5. Step 5: Solve for x
    x = 273,194,287,957.52/601,201.23
  6. Step 6: Final answer
    x = 454,414.05

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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.