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Finding the Fourth Proportional to 460,446.54, 690,717.82 and 176,136.54

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Solution

The fourth proportional to 460,446.54, 690,717.82 and 176,136.54 is: 264,223.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,446.54 : 690,717.82 = 176,136.54 : x
  2. Step 2: Convert to fraction form
    460,446.54/690,717.82 = 176,136.54/x
  3. Step 3: Cross multiply
    460,446.54x = 690,717.82 × 176,136.54
  4. Step 4: Simplify right side
    460,446.54x = 121,660,646,931.14
  5. Step 5: Solve for x
    x = 121,660,646,931.14/460,446.54
  6. Step 6: Final answer
    x = 264,223.18

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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.