Home / 676,788.65-1,015,145.62-227,463.12

Finding the Fourth Proportional to 676,788.65, 1,015,145.62 and 227,463.12

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Solution

The fourth proportional to 676,788.65, 1,015,145.62 and 227,463.12 is: 341,182.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,788.65 : 1,015,145.62 = 227,463.12 : x
  2. Step 2: Convert to fraction form
    676,788.65/1,015,145.62 = 227,463.12/x
  3. Step 3: Cross multiply
    676,788.65x = 1,015,145.62 × 227,463.12
  4. Step 4: Simplify right side
    676,788.65x = 230,908,189,979.53
  5. Step 5: Solve for x
    x = 230,908,189,979.53/676,788.65
  6. Step 6: Final answer
    x = 341,182.13

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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.