Home / 457,501.25-686,296.22-141,873.41

Finding the Fourth Proportional to 457,501.25, 686,296.22 and 141,873.41

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Solution

The fourth proportional to 457,501.25, 686,296.22 and 141,873.41 is: 212,823.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,501.25 : 686,296.22 = 141,873.41 : x
  2. Step 2: Convert to fraction form
    457,501.25/686,296.22 = 141,873.41/x
  3. Step 3: Cross multiply
    457,501.25x = 686,296.22 × 141,873.41
  4. Step 4: Simplify right side
    457,501.25x = 97,367,180,860.66
  5. Step 5: Solve for x
    x = 97,367,180,860.66/457,501.25
  6. Step 6: Final answer
    x = 212,823.86

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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.