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Finding the Fourth Proportional to 662,945.60, 994,418.40 and 596,590.40

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Solution

The fourth proportional to 662,945.60, 994,418.40 and 596,590.40 is: 894,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,945.60 : 994,418.40 = 596,590.40 : x
  2. Step 2: Convert to fraction form
    662,945.60/994,418.40 = 596,590.40/x
  3. Step 3: Cross multiply
    662,945.60x = 994,418.40 × 596,590.40
  4. Step 4: Simplify right side
    662,945.60x = 593,260,471,023.36
  5. Step 5: Solve for x
    x = 593,260,471,023.36/662,945.60
  6. Step 6: Final answer
    x = 894,885.60

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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.