Home / 558,014.80-837,024.64-137,289.46

Finding the Fourth Proportional to 558,014.80, 837,024.64 and 137,289.46

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Solution

The fourth proportional to 558,014.80, 837,024.64 and 137,289.46 is: 205,934.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,014.80 : 837,024.64 = 137,289.46 : x
  2. Step 2: Convert to fraction form
    558,014.80/837,024.64 = 137,289.46/x
  3. Step 3: Cross multiply
    558,014.80x = 837,024.64 × 137,289.46
  4. Step 4: Simplify right side
    558,014.80x = 114,914,660,832.29
  5. Step 5: Solve for x
    x = 114,914,660,832.29/558,014.80
  6. Step 6: Final answer
    x = 205,934.79

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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.