Home / 385,722.20-578,675.03-160,957.73

Finding the Fourth Proportional to 385,722.20, 578,675.03 and 160,957.73

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Solution

The fourth proportional to 385,722.20, 578,675.03 and 160,957.73 is: 241,474.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,722.20 : 578,675.03 = 160,957.73 : x
  2. Step 2: Convert to fraction form
    385,722.20/578,675.03 = 160,957.73/x
  3. Step 3: Cross multiply
    385,722.20x = 578,675.03 × 160,957.73
  4. Step 4: Simplify right side
    385,722.20x = 93,142,215,538.32
  5. Step 5: Solve for x
    x = 93,142,215,538.32/385,722.20
  6. Step 6: Final answer
    x = 241,474.87

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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.