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Finding the Fourth Proportional to 592,780.80, 886,546.80 and 498,302.40

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Solution

The fourth proportional to 592,780.80, 886,546.80 and 498,302.40 is: 745,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,780.80 : 886,546.80 = 498,302.40 : x
  2. Step 2: Convert to fraction form
    592,780.80/886,546.80 = 498,302.40/x
  3. Step 3: Cross multiply
    592,780.80x = 886,546.80 × 498,302.40
  4. Step 4: Simplify right side
    592,780.80x = 441,768,398,152.32
  5. Step 5: Solve for x
    x = 441,768,398,152.32/592,780.80
  6. Step 6: Final answer
    x = 745,247.48

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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.