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Finding the Fourth Proportional to 650,043.30, 974,676.15 and 335,115.30

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Solution

The fourth proportional to 650,043.30, 974,676.15 and 335,115.30 is: 502,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,043.30 : 974,676.15 = 335,115.30 : x
  2. Step 2: Convert to fraction form
    650,043.30/974,676.15 = 335,115.30/x
  3. Step 3: Cross multiply
    650,043.30x = 974,676.15 × 335,115.30
  4. Step 4: Simplify right side
    650,043.30x = 326,628,890,410.10
  5. Step 5: Solve for x
    x = 326,628,890,410.10/650,043.30
  6. Step 6: Final answer
    x = 502,472.51

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1.5x scale

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.