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Finding the Fourth Proportional to 602,721.52, 831,794.54 and 334,449.52

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Solution

The fourth proportional to 602,721.52, 831,794.54 and 334,449.52 is: 461,561.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,721.52 : 831,794.54 = 334,449.52 : x
  2. Step 2: Convert to fraction form
    602,721.52/831,794.54 = 334,449.52/x
  3. Step 3: Cross multiply
    602,721.52x = 831,794.54 × 334,449.52
  4. Step 4: Simplify right side
    602,721.52x = 278,193,284,641.62
  5. Step 5: Solve for x
    x = 278,193,284,641.62/602,721.52
  6. Step 6: Final answer
    x = 461,561.89

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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.