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Finding the Fourth Proportional to 499,936.64, 750,017.46 and 158,400.60

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Solution

The fourth proportional to 499,936.64, 750,017.46 and 158,400.60 is: 237,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,936.64 : 750,017.46 = 158,400.60 : x
  2. Step 2: Convert to fraction form
    499,936.64/750,017.46 = 158,400.60/x
  3. Step 3: Cross multiply
    499,936.64x = 750,017.46 × 158,400.60
  4. Step 4: Simplify right side
    499,936.64x = 118,803,215,674.48
  5. Step 5: Solve for x
    x = 118,803,215,674.48/499,936.64
  6. Step 6: Final answer
    x = 237,636.55

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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.