Home / 649,719.52-974,646.12-245,252.41

Finding the Fourth Proportional to 649,719.52, 974,646.12 and 245,252.41

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Solution

The fourth proportional to 649,719.52, 974,646.12 and 245,252.41 is: 367,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,719.52 : 974,646.12 = 245,252.41 : x
  2. Step 2: Convert to fraction form
    649,719.52/974,646.12 = 245,252.41/x
  3. Step 3: Cross multiply
    649,719.52x = 974,646.12 × 245,252.41
  4. Step 4: Simplify right side
    649,719.52x = 239,034,309,827.15
  5. Step 5: Solve for x
    x = 239,034,309,827.15/649,719.52
  6. Step 6: Final answer
    x = 367,903.85

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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.