Home / 807,423.95-1,211,095.66-301,947.77

Finding the Fourth Proportional to 807,423.95, 1,211,095.66 and 301,947.77

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Solution

The fourth proportional to 807,423.95, 1,211,095.66 and 301,947.77 is: 452,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,423.95 : 1,211,095.66 = 301,947.77 : x
  2. Step 2: Convert to fraction form
    807,423.95/1,211,095.66 = 301,947.77/x
  3. Step 3: Cross multiply
    807,423.95x = 1,211,095.66 × 301,947.77
  4. Step 4: Simplify right side
    807,423.95x = 365,687,633,793.68
  5. Step 5: Solve for x
    x = 365,687,633,793.68/807,423.95
  6. Step 6: Final answer
    x = 452,906.60

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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.