Home / 994,417.20-1,491,625.80-616,503.60

Finding the Fourth Proportional to 994,417.20, 1,491,625.80 and 616,503.60

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Solution

The fourth proportional to 994,417.20, 1,491,625.80 and 616,503.60 is: 924,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,417.20 : 1,491,625.80 = 616,503.60 : x
  2. Step 2: Convert to fraction form
    994,417.20/1,491,625.80 = 616,503.60/x
  3. Step 3: Cross multiply
    994,417.20x = 1,491,625.80 × 616,503.60
  4. Step 4: Simplify right side
    994,417.20x = 919,592,675,552.88
  5. Step 5: Solve for x
    x = 919,592,675,552.88/994,417.20
  6. Step 6: Final answer
    x = 924,755.40

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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.