Home / 649,895.28-975,321.81-308,339.97

Finding the Fourth Proportional to 649,895.28, 975,321.81 and 308,339.97

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Solution

The fourth proportional to 649,895.28, 975,321.81 and 308,339.97 is: 462,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,895.28 : 975,321.81 = 308,339.97 : x
  2. Step 2: Convert to fraction form
    649,895.28/975,321.81 = 308,339.97/x
  3. Step 3: Cross multiply
    649,895.28x = 975,321.81 × 308,339.97
  4. Step 4: Simplify right side
    649,895.28x = 300,730,697,635.75
  5. Step 5: Solve for x
    x = 300,730,697,635.75/649,895.28
  6. Step 6: Final answer
    x = 462,737.16

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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.