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Finding the Fourth Proportional to 564,239.79, 846,433.35 and 298,010.88

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Solution

The fourth proportional to 564,239.79, 846,433.35 and 298,010.88 is: 447,055.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,239.79 : 846,433.35 = 298,010.88 : x
  2. Step 2: Convert to fraction form
    564,239.79/846,433.35 = 298,010.88/x
  3. Step 3: Cross multiply
    564,239.79x = 846,433.35 × 298,010.88
  4. Step 4: Simplify right side
    564,239.79x = 252,246,347,494.85
  5. Step 5: Solve for x
    x = 252,246,347,494.85/564,239.79
  6. Step 6: Final answer
    x = 447,055.23

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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.