Home / 649,062.11-895,700.70-358,693.18

Finding the Fourth Proportional to 649,062.11, 895,700.70 and 358,693.18

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Solution

The fourth proportional to 649,062.11, 895,700.70 and 358,693.18 is: 494,993.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,062.11 : 895,700.70 = 358,693.18 : x
  2. Step 2: Convert to fraction form
    649,062.11/895,700.70 = 358,693.18/x
  3. Step 3: Cross multiply
    649,062.11x = 895,700.70 × 358,693.18
  4. Step 4: Simplify right side
    649,062.11x = 321,281,730,171.97
  5. Step 5: Solve for x
    x = 321,281,730,171.97/649,062.11
  6. Step 6: Final answer
    x = 494,993.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.