Home / 914,000.30-1,371,000.45-240,037.10

Finding the Fourth Proportional to 914,000.30, 1,371,000.45 and 240,037.10

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Solution

The fourth proportional to 914,000.30, 1,371,000.45 and 240,037.10 is: 360,055.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,000.30 : 1,371,000.45 = 240,037.10 : x
  2. Step 2: Convert to fraction form
    914,000.30/1,371,000.45 = 240,037.10/x
  3. Step 3: Cross multiply
    914,000.30x = 1,371,000.45 × 240,037.10
  4. Step 4: Simplify right side
    914,000.30x = 329,090,972,116.70
  5. Step 5: Solve for x
    x = 329,090,972,116.70/914,000.30
  6. Step 6: Final answer
    x = 360,055.65

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Double scale
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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.