Home / 358,265.40-537,331.20-144,977.46

Finding the Fourth Proportional to 358,265.40, 537,331.20 and 144,977.46

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Solution

The fourth proportional to 358,265.40, 537,331.20 and 144,977.46 is: 217,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,265.40 : 537,331.20 = 144,977.46 : x
  2. Step 2: Convert to fraction form
    358,265.40/537,331.20 = 144,977.46/x
  3. Step 3: Cross multiply
    358,265.40x = 537,331.20 × 144,977.46
  4. Step 4: Simplify right side
    358,265.40x = 77,900,912,554.75
  5. Step 5: Solve for x
    x = 77,900,912,554.75/358,265.40
  6. Step 6: Final answer
    x = 217,439.12

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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.