Home / 463,511.40-695,267.10-148,000.20

Finding the Fourth Proportional to 463,511.40, 695,267.10 and 148,000.20

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Solution

The fourth proportional to 463,511.40, 695,267.10 and 148,000.20 is: 222,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,511.40 : 695,267.10 = 148,000.20 : x
  2. Step 2: Convert to fraction form
    463,511.40/695,267.10 = 148,000.20/x
  3. Step 3: Cross multiply
    463,511.40x = 695,267.10 × 148,000.20
  4. Step 4: Simplify right side
    463,511.40x = 102,899,669,853.42
  5. Step 5: Solve for x
    x = 102,899,669,853.42/463,511.40
  6. Step 6: Final answer
    x = 222,000.30

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Similar ratio
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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.