Home / 779,184.18-1,167,890.40-329,624.46

Finding the Fourth Proportional to 779,184.18, 1,167,890.40 and 329,624.46

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Solution

The fourth proportional to 779,184.18, 1,167,890.40 and 329,624.46 is: 494,061.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,184.18 : 1,167,890.40 = 329,624.46 : x
  2. Step 2: Convert to fraction form
    779,184.18/1,167,890.40 = 329,624.46/x
  3. Step 3: Cross multiply
    779,184.18x = 1,167,890.40 × 329,624.46
  4. Step 4: Simplify right side
    779,184.18x = 384,965,242,439.18
  5. Step 5: Solve for x
    x = 384,965,242,439.18/779,184.18
  6. Step 6: Final answer
    x = 494,061.93

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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.