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Finding the Fourth Proportional to 468,373.38, 702,561.87 and 113,386.83

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Solution

The fourth proportional to 468,373.38, 702,561.87 and 113,386.83 is: 170,080.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,373.38 : 702,561.87 = 113,386.83 : x
  2. Step 2: Convert to fraction form
    468,373.38/702,561.87 = 113,386.83/x
  3. Step 3: Cross multiply
    468,373.38x = 702,561.87 × 113,386.83
  4. Step 4: Simplify right side
    468,373.38x = 79,661,263,318.17
  5. Step 5: Solve for x
    x = 79,661,263,318.17/468,373.38
  6. Step 6: Final answer
    x = 170,080.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.