Home / 348,717.69-522,577.02-198,648.11

Finding the Fourth Proportional to 348,717.69, 522,577.02 and 198,648.11

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Solution

The fourth proportional to 348,717.69, 522,577.02 and 198,648.11 is: 297,687.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,717.69 : 522,577.02 = 198,648.11 : x
  2. Step 2: Convert to fraction form
    348,717.69/522,577.02 = 198,648.11/x
  3. Step 3: Cross multiply
    348,717.69x = 522,577.02 × 198,648.11
  4. Step 4: Simplify right side
    348,717.69x = 103,808,937,352.43
  5. Step 5: Solve for x
    x = 103,808,937,352.43/348,717.69
  6. Step 6: Final answer
    x = 297,687.61

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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.