Home / 995,930.69-1,374,490.80-608,972.90

Finding the Fourth Proportional to 995,930.69, 1,374,490.80 and 608,972.90

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Solution

The fourth proportional to 995,930.69, 1,374,490.80 and 608,972.90 is: 840,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,930.69 : 1,374,490.80 = 608,972.90 : x
  2. Step 2: Convert to fraction form
    995,930.69/1,374,490.80 = 608,972.90/x
  3. Step 3: Cross multiply
    995,930.69x = 1,374,490.80 × 608,972.90
  4. Step 4: Simplify right side
    995,930.69x = 837,027,651,935.55
  5. Step 5: Solve for x
    x = 837,027,651,935.55/995,930.69
  6. Step 6: Final answer
    x = 840,447.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.