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Finding the Fourth Proportional to 468,427.39, 702,210.53 and 168,834.65

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Solution

The fourth proportional to 468,427.39, 702,210.53 and 168,834.65 is: 253,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,427.39 : 702,210.53 = 168,834.65 : x
  2. Step 2: Convert to fraction form
    468,427.39/702,210.53 = 168,834.65/x
  3. Step 3: Cross multiply
    468,427.39x = 702,210.53 × 168,834.65
  4. Step 4: Simplify right side
    468,427.39x = 118,557,465,969.90
  5. Step 5: Solve for x
    x = 118,557,465,969.90/468,427.39
  6. Step 6: Final answer
    x = 253,096.79

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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.