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Finding the Fourth Proportional to 650,264.76, 897,351.08 and 355,913.02

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Solution

The fourth proportional to 650,264.76, 897,351.08 and 355,913.02 is: 491,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,264.76 : 897,351.08 = 355,913.02 : x
  2. Step 2: Convert to fraction form
    650,264.76/897,351.08 = 355,913.02/x
  3. Step 3: Cross multiply
    650,264.76x = 897,351.08 × 355,913.02
  4. Step 4: Simplify right side
    650,264.76x = 319,378,926,616.74
  5. Step 5: Solve for x
    x = 319,378,926,616.74/650,264.76
  6. Step 6: Final answer
    x = 491,152.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.