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Finding the Fourth Proportional to 564,852.72, 846,868.80 and 265,179.12

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Solution

The fourth proportional to 564,852.72, 846,868.80 and 265,179.12 is: 397,576.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,852.72 : 846,868.80 = 265,179.12 : x
  2. Step 2: Convert to fraction form
    564,852.72/846,868.80 = 265,179.12/x
  3. Step 3: Cross multiply
    564,852.72x = 846,868.80 × 265,179.12
  4. Step 4: Simplify right side
    564,852.72x = 224,571,923,139.46
  5. Step 5: Solve for x
    x = 224,571,923,139.46/564,852.72
  6. Step 6: Final answer
    x = 397,576.07

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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.