Home / 460,470.25-690,815.98-176,156.15

Finding the Fourth Proportional to 460,470.25, 690,815.98 and 176,156.15

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Solution

The fourth proportional to 460,470.25, 690,815.98 and 176,156.15 is: 264,276.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,470.25 : 690,815.98 = 176,156.15 : x
  2. Step 2: Convert to fraction form
    460,470.25/690,815.98 = 176,156.15/x
  3. Step 3: Cross multiply
    460,470.25x = 690,815.98 × 176,156.15
  4. Step 4: Simplify right side
    460,470.25x = 121,691,483,395.28
  5. Step 5: Solve for x
    x = 121,691,483,395.28/460,470.25
  6. Step 6: Final answer
    x = 264,276.54

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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.