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Finding the Fourth Proportional to 588,765.60, 882,543.60 and 288,784.80

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Solution

The fourth proportional to 588,765.60, 882,543.60 and 288,784.80 is: 432,880.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,765.60 : 882,543.60 = 288,784.80 : x
  2. Step 2: Convert to fraction form
    588,765.60/882,543.60 = 288,784.80/x
  3. Step 3: Cross multiply
    588,765.60x = 882,543.60 × 288,784.80
  4. Step 4: Simplify right side
    588,765.60x = 254,865,177,017.28
  5. Step 5: Solve for x
    x = 254,865,177,017.28/588,765.60
  6. Step 6: Final answer
    x = 432,880.55

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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.