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Finding the Fourth Proportional to 560,872.32, 841,308.48 and 298,154.88

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Solution

The fourth proportional to 560,872.32, 841,308.48 and 298,154.88 is: 447,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,872.32 : 841,308.48 = 298,154.88 : x
  2. Step 2: Convert to fraction form
    560,872.32/841,308.48 = 298,154.88/x
  3. Step 3: Cross multiply
    560,872.32x = 841,308.48 × 298,154.88
  4. Step 4: Simplify right side
    560,872.32x = 250,840,228,897.38
  5. Step 5: Solve for x
    x = 250,840,228,897.38/560,872.32
  6. Step 6: Final answer
    x = 447,232.32

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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.