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Finding the Fourth Proportional to 474,064.94, 711,094.80 and 158,519.18

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Solution

The fourth proportional to 474,064.94, 711,094.80 and 158,519.18 is: 237,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,064.94 : 711,094.80 = 158,519.18 : x
  2. Step 2: Convert to fraction form
    474,064.94/711,094.80 = 158,519.18/x
  3. Step 3: Cross multiply
    474,064.94x = 711,094.80 × 158,519.18
  4. Step 4: Simplify right side
    474,064.94x = 112,722,164,598.26
  5. Step 5: Solve for x
    x = 112,722,164,598.26/474,064.94
  6. Step 6: Final answer
    x = 237,777.90

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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.