Home / 456,053.10-684,079.65-140,606.70

Finding the Fourth Proportional to 456,053.10, 684,079.65 and 140,606.70

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Solution

The fourth proportional to 456,053.10, 684,079.65 and 140,606.70 is: 210,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,053.10 : 684,079.65 = 140,606.70 : x
  2. Step 2: Convert to fraction form
    456,053.10/684,079.65 = 140,606.70/x
  3. Step 3: Cross multiply
    456,053.10x = 684,079.65 × 140,606.70
  4. Step 4: Simplify right side
    456,053.10x = 96,186,182,123.66
  5. Step 5: Solve for x
    x = 96,186,182,123.66/456,053.10
  6. Step 6: Final answer
    x = 210,910.05

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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.