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Finding the Fourth Proportional to 474,525.52, 655,011.85 and 293,376.40

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Solution

The fourth proportional to 474,525.52, 655,011.85 and 293,376.40 is: 404,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,525.52 : 655,011.85 = 293,376.40 : x
  2. Step 2: Convert to fraction form
    474,525.52/655,011.85 = 293,376.40/x
  3. Step 3: Cross multiply
    474,525.52x = 655,011.85 × 293,376.40
  4. Step 4: Simplify right side
    474,525.52x = 192,165,015,235.28
  5. Step 5: Solve for x
    x = 192,165,015,235.28/474,525.52
  6. Step 6: Final answer
    x = 404,962.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.