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Finding the Fourth Proportional to 564,241.79, 846,436.35 and 298,012.88

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Solution

The fourth proportional to 564,241.79, 846,436.35 and 298,012.88 is: 447,058.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,241.79 : 846,436.35 = 298,012.88 : x
  2. Step 2: Convert to fraction form
    564,241.79/846,436.35 = 298,012.88/x
  3. Step 3: Cross multiply
    564,241.79x = 846,436.35 × 298,012.88
  4. Step 4: Simplify right side
    564,241.79x = 252,248,934,400.19
  5. Step 5: Solve for x
    x = 252,248,934,400.19/564,241.79
  6. Step 6: Final answer
    x = 447,058.23

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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.