Home / 861,838.32-1,293,004.14-293,344.68

Finding the Fourth Proportional to 861,838.32, 1,293,004.14 and 293,344.68

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Solution

The fourth proportional to 861,838.32, 1,293,004.14 and 293,344.68 is: 440,100.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,838.32 : 1,293,004.14 = 293,344.68 : x
  2. Step 2: Convert to fraction form
    861,838.32/1,293,004.14 = 293,344.68/x
  3. Step 3: Cross multiply
    861,838.32x = 1,293,004.14 × 293,344.68
  4. Step 4: Simplify right side
    861,838.32x = 379,295,885,686.98
  5. Step 5: Solve for x
    x = 379,295,885,686.98/861,838.32
  6. Step 6: Final answer
    x = 440,100.98

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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.