Home / 456,711.30-685,066.95-141,200.10

Finding the Fourth Proportional to 456,711.30, 685,066.95 and 141,200.10

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Solution

The fourth proportional to 456,711.30, 685,066.95 and 141,200.10 is: 211,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,711.30 : 685,066.95 = 141,200.10 : x
  2. Step 2: Convert to fraction form
    456,711.30/685,066.95 = 141,200.10/x
  3. Step 3: Cross multiply
    456,711.30x = 685,066.95 × 141,200.10
  4. Step 4: Simplify right side
    456,711.30x = 96,731,521,846.70
  5. Step 5: Solve for x
    x = 96,731,521,846.70/456,711.30
  6. Step 6: Final answer
    x = 211,800.15

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Similar ratio
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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.