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Finding the Fourth Proportional to 295,937.60, 443,614.80 and 146,055.20

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Solution

The fourth proportional to 295,937.60, 443,614.80 and 146,055.20 is: 218,938.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,937.60 : 443,614.80 = 146,055.20 : x
  2. Step 2: Convert to fraction form
    295,937.60/443,614.80 = 146,055.20/x
  3. Step 3: Cross multiply
    295,937.60x = 443,614.80 × 146,055.20
  4. Step 4: Simplify right side
    295,937.60x = 64,792,248,336.96
  5. Step 5: Solve for x
    x = 64,792,248,336.96/295,937.60
  6. Step 6: Final answer
    x = 218,938.89

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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.