Home / 460,084.32-690,196.14-144,511.56

Finding the Fourth Proportional to 460,084.32, 690,196.14 and 144,511.56

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Solution

The fourth proportional to 460,084.32, 690,196.14 and 144,511.56 is: 216,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,084.32 : 690,196.14 = 144,511.56 : x
  2. Step 2: Convert to fraction form
    460,084.32/690,196.14 = 144,511.56/x
  3. Step 3: Cross multiply
    460,084.32x = 690,196.14 × 144,511.56
  4. Step 4: Simplify right side
    460,084.32x = 99,741,320,897.38
  5. Step 5: Solve for x
    x = 99,741,320,897.38/460,084.32
  6. Step 6: Final answer
    x = 216,789.22

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1.5x scale

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.