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Finding the Fourth Proportional to 650,881.08, 898,235.28 and 364,398.60

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Solution

The fourth proportional to 650,881.08, 898,235.28 and 364,398.60 is: 502,880.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,881.08 : 898,235.28 = 364,398.60 : x
  2. Step 2: Convert to fraction form
    650,881.08/898,235.28 = 364,398.60/x
  3. Step 3: Cross multiply
    650,881.08x = 898,235.28 × 364,398.60
  4. Step 4: Simplify right side
    650,881.08x = 327,315,678,502.61
  5. Step 5: Solve for x
    x = 327,315,678,502.61/650,881.08
  6. Step 6: Final answer
    x = 502,880.92

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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.