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Finding the Fourth Proportional to 650,545.50, 976,713.74 and 330,913.69

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Solution

The fourth proportional to 650,545.50, 976,713.74 and 330,913.69 is: 496,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,545.50 : 976,713.74 = 330,913.69 : x
  2. Step 2: Convert to fraction form
    650,545.50/976,713.74 = 330,913.69/x
  3. Step 3: Cross multiply
    650,545.50x = 976,713.74 × 330,913.69
  4. Step 4: Simplify right side
    650,545.50x = 323,207,947,813.18
  5. Step 5: Solve for x
    x = 323,207,947,813.18/650,545.50
  6. Step 6: Final answer
    x = 496,826.04

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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.