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Finding the Fourth Proportional to 589,252.52, 813,266.33 and 347,594.49

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Solution

The fourth proportional to 589,252.52, 813,266.33 and 347,594.49 is: 479,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,252.52 : 813,266.33 = 347,594.49 : x
  2. Step 2: Convert to fraction form
    589,252.52/813,266.33 = 347,594.49/x
  3. Step 3: Cross multiply
    589,252.52x = 813,266.33 × 347,594.49
  4. Step 4: Simplify right side
    589,252.52x = 282,686,893,472.55
  5. Step 5: Solve for x
    x = 282,686,893,472.55/589,252.52
  6. Step 6: Final answer
    x = 479,738.11

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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.