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Finding the Fourth Proportional to 652,659.35, 900,655.81 and 362,253.88

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Solution

The fourth proportional to 652,659.35, 900,655.81 and 362,253.88 is: 499,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,659.35 : 900,655.81 = 362,253.88 : x
  2. Step 2: Convert to fraction form
    652,659.35/900,655.81 = 362,253.88/x
  3. Step 3: Cross multiply
    652,659.35x = 900,655.81 × 362,253.88
  4. Step 4: Simplify right side
    652,659.35x = 326,266,063,203.78
  5. Step 5: Solve for x
    x = 326,266,063,203.78/652,659.35
  6. Step 6: Final answer
    x = 499,902.54

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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.