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Finding the Fourth Proportional to 650,885.08, 898,240.80 and 364,402.60

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Solution

The fourth proportional to 650,885.08, 898,240.80 and 364,402.60 is: 502,886.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,885.08 : 898,240.80 = 364,402.60 : x
  2. Step 2: Convert to fraction form
    650,885.08/898,240.80 = 364,402.60/x
  3. Step 3: Cross multiply
    650,885.08x = 898,240.80 × 364,402.60
  4. Step 4: Simplify right side
    650,885.08x = 327,321,282,946.08
  5. Step 5: Solve for x
    x = 327,321,282,946.08/650,885.08
  6. Step 6: Final answer
    x = 502,886.44

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1.5x scale

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.