Home / 782,502.57-1,173,655.83-249,979.41

Finding the Fourth Proportional to 782,502.57, 1,173,655.83 and 249,979.41

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Solution

The fourth proportional to 782,502.57, 1,173,655.83 and 249,979.41 is: 374,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,502.57 : 1,173,655.83 = 249,979.41 : x
  2. Step 2: Convert to fraction form
    782,502.57/1,173,655.83 = 249,979.41/x
  3. Step 3: Cross multiply
    782,502.57x = 1,173,655.83 × 249,979.41
  4. Step 4: Simplify right side
    782,502.57x = 293,389,791,926.46
  5. Step 5: Solve for x
    x = 293,389,791,926.46/782,502.57
  6. Step 6: Final answer
    x = 374,937.80

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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.