Home / 1,012,000.10-1,518,000.15-264,046.10

Finding the Fourth Proportional to 1,012,000.10, 1,518,000.15 and 264,046.10

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Solution

The fourth proportional to 1,012,000.10, 1,518,000.15 and 264,046.10 is: 396,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,000.10 : 1,518,000.15 = 264,046.10 : x
  2. Step 2: Convert to fraction form
    1,012,000.10/1,518,000.15 = 264,046.10/x
  3. Step 3: Cross multiply
    1,012,000.10x = 1,518,000.15 × 264,046.10
  4. Step 4: Simplify right side
    1,012,000.10x = 400,822,019,406.92
  5. Step 5: Solve for x
    x = 400,822,019,406.92/1,012,000.10
  6. Step 6: Final answer
    x = 396,069.15

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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.