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Finding the Fourth Proportional to 592,318.81, 817,329.71 and 334,180.71

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Solution

The fourth proportional to 592,318.81, 817,329.71 and 334,180.71 is: 461,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,318.81 : 817,329.71 = 334,180.71 : x
  2. Step 2: Convert to fraction form
    592,318.81/817,329.71 = 334,180.71/x
  3. Step 3: Cross multiply
    592,318.81x = 817,329.71 × 334,180.71
  4. Step 4: Simplify right side
    592,318.81x = 273,135,817,034.34
  5. Step 5: Solve for x
    x = 273,135,817,034.34/592,318.81
  6. Step 6: Final answer
    x = 461,129.74

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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.