Home / 348,577.20-522,732.96-148,989.96

Finding the Fourth Proportional to 348,577.20, 522,732.96 and 148,989.96

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Solution

The fourth proportional to 348,577.20, 522,732.96 and 148,989.96 is: 223,428.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,577.20 : 522,732.96 = 148,989.96 : x
  2. Step 2: Convert to fraction form
    348,577.20/522,732.96 = 148,989.96/x
  3. Step 3: Cross multiply
    348,577.20x = 522,732.96 × 148,989.96
  4. Step 4: Simplify right side
    348,577.20x = 77,881,962,801.08
  5. Step 5: Solve for x
    x = 77,881,962,801.08/348,577.20
  6. Step 6: Final answer
    x = 223,428.16

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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.