Home / 432,867.10-649,628.70-283,057.60

Finding the Fourth Proportional to 432,867.10, 649,628.70 and 283,057.60

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Solution

The fourth proportional to 432,867.10, 649,628.70 and 283,057.60 is: 424,800.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,867.10 : 649,628.70 = 283,057.60 : x
  2. Step 2: Convert to fraction form
    432,867.10/649,628.70 = 283,057.60/x
  3. Step 3: Cross multiply
    432,867.10x = 649,628.70 × 283,057.60
  4. Step 4: Simplify right side
    432,867.10x = 183,882,340,713.12
  5. Step 5: Solve for x
    x = 183,882,340,713.12/432,867.10
  6. Step 6: Final answer
    x = 424,800.92

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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.