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Finding the Fourth Proportional to 602,123.68, 908,648.71 and 582,046.48

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Solution

The fourth proportional to 602,123.68, 908,648.71 and 582,046.48 is: 878,350.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,123.68 : 908,648.71 = 582,046.48 : x
  2. Step 2: Convert to fraction form
    602,123.68/908,648.71 = 582,046.48/x
  3. Step 3: Cross multiply
    602,123.68x = 908,648.71 × 582,046.48
  4. Step 4: Simplify right side
    602,123.68x = 528,875,783,212.04
  5. Step 5: Solve for x
    x = 528,875,783,212.04/602,123.68
  6. Step 6: Final answer
    x = 878,350.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.