Home / 994,411.60-1,491,617.54-354,689.47

Finding the Fourth Proportional to 994,411.60, 1,491,617.54 and 354,689.47

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Solution

The fourth proportional to 994,411.60, 1,491,617.54 and 354,689.47 is: 532,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,411.60 : 1,491,617.54 = 354,689.47 : x
  2. Step 2: Convert to fraction form
    994,411.60/1,491,617.54 = 354,689.47/x
  3. Step 3: Cross multiply
    994,411.60x = 1,491,617.54 × 354,689.47
  4. Step 4: Simplify right side
    994,411.60x = 529,061,034,705.30
  5. Step 5: Solve for x
    x = 529,061,034,705.30/994,411.60
  6. Step 6: Final answer
    x = 532,034.25

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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.