Home / 746,013.68-1,119,996.04-442,961.20

Finding the Fourth Proportional to 746,013.68, 1,119,996.04 and 442,961.20

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Solution

The fourth proportional to 746,013.68, 1,119,996.04 and 442,961.20 is: 665,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,013.68 : 1,119,996.04 = 442,961.20 : x
  2. Step 2: Convert to fraction form
    746,013.68/1,119,996.04 = 442,961.20/x
  3. Step 3: Cross multiply
    746,013.68x = 1,119,996.04 × 442,961.20
  4. Step 4: Simplify right side
    746,013.68x = 496,114,789,873.65
  5. Step 5: Solve for x
    x = 496,114,789,873.65/746,013.68
  6. Step 6: Final answer
    x = 665,021.04

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Double scale
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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.