Home / 982,210.28-1,473,315.42-649,708.52

Finding the Fourth Proportional to 982,210.28, 1,473,315.42 and 649,708.52

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Solution

The fourth proportional to 982,210.28, 1,473,315.42 and 649,708.52 is: 974,562.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,210.28 : 1,473,315.42 = 649,708.52 : x
  2. Step 2: Convert to fraction form
    982,210.28/1,473,315.42 = 649,708.52/x
  3. Step 3: Cross multiply
    982,210.28x = 1,473,315.42 × 649,708.52
  4. Step 4: Simplify right side
    982,210.28x = 957,225,581,021.38
  5. Step 5: Solve for x
    x = 957,225,581,021.38/982,210.28
  6. Step 6: Final answer
    x = 974,562.78

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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.