Home / 293,158.20-439,737.30-152,898.60

Finding the Fourth Proportional to 293,158.20, 439,737.30 and 152,898.60

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Solution

The fourth proportional to 293,158.20, 439,737.30 and 152,898.60 is: 229,347.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,158.20 : 439,737.30 = 152,898.60 : x
  2. Step 2: Convert to fraction form
    293,158.20/439,737.30 = 152,898.60/x
  3. Step 3: Cross multiply
    293,158.20x = 439,737.30 × 152,898.60
  4. Step 4: Simplify right side
    293,158.20x = 67,235,217,537.78
  5. Step 5: Solve for x
    x = 67,235,217,537.78/293,158.20
  6. Step 6: Final answer
    x = 229,347.90

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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.