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Finding the Fourth Proportional to 575,133.28, 862,606.36 and 271,526.82

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Solution

The fourth proportional to 575,133.28, 862,606.36 and 271,526.82 is: 407,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,133.28 : 862,606.36 = 271,526.82 : x
  2. Step 2: Convert to fraction form
    575,133.28/862,606.36 = 271,526.82/x
  3. Step 3: Cross multiply
    575,133.28x = 862,606.36 × 271,526.82
  4. Step 4: Simplify right side
    575,133.28x = 234,220,758,947.21
  5. Step 5: Solve for x
    x = 234,220,758,947.21/575,133.28
  6. Step 6: Final answer
    x = 407,246.06

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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.