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Finding the Fourth Proportional to 373,513.44, 560,043.84 and 148,908

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Solution

The fourth proportional to 373,513.44, 560,043.84 and 148,908 is: 223,271.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,513.44 : 560,043.84 = 148,908 : x
  2. Step 2: Convert to fraction form
    373,513.44/560,043.84 = 148,908/x
  3. Step 3: Cross multiply
    373,513.44x = 560,043.84 × 148,908
  4. Step 4: Simplify right side
    373,513.44x = 83,395,008,126.72
  5. Step 5: Solve for x
    x = 83,395,008,126.72/373,513.44
  6. Step 6: Final answer
    x = 223,271.77

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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.