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Finding the Fourth Proportional to 601,347.27, 829,848.72 and 329,420.55

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Solution

The fourth proportional to 601,347.27, 829,848.72 and 329,420.55 is: 454,594.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,347.27 : 829,848.72 = 329,420.55 : x
  2. Step 2: Convert to fraction form
    601,347.27/829,848.72 = 329,420.55/x
  3. Step 3: Cross multiply
    601,347.27x = 829,848.72 × 329,420.55
  4. Step 4: Simplify right side
    601,347.27x = 273,369,221,759.20
  5. Step 5: Solve for x
    x = 273,369,221,759.20/601,347.27
  6. Step 6: Final answer
    x = 454,594.60

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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.