Home / 1,332,340.50-1,998,527.76-385,712.13

Finding the Fourth Proportional to 1,332,340.50, 1,998,527.76 and 385,712.13

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Solution

The fourth proportional to 1,332,340.50, 1,998,527.76 and 385,712.13 is: 578,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,340.50 : 1,998,527.76 = 385,712.13 : x
  2. Step 2: Convert to fraction form
    1,332,340.50/1,998,527.76 = 385,712.13/x
  3. Step 3: Cross multiply
    1,332,340.50x = 1,998,527.76 × 385,712.13
  4. Step 4: Simplify right side
    1,332,340.50x = 770,856,399,173.73
  5. Step 5: Solve for x
    x = 770,856,399,173.73/1,332,340.50
  6. Step 6: Final answer
    x = 578,573.12

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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.