Home / 784,515.60-1,175,218.20-468,032.40

Finding the Fourth Proportional to 784,515.60, 1,175,218.20 and 468,032.40

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Solution

The fourth proportional to 784,515.60, 1,175,218.20 and 468,032.40 is: 701,120.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,515.60 : 1,175,218.20 = 468,032.40 : x
  2. Step 2: Convert to fraction form
    784,515.60/1,175,218.20 = 468,032.40/x
  3. Step 3: Cross multiply
    784,515.60x = 1,175,218.20 × 468,032.40
  4. Step 4: Simplify right side
    784,515.60x = 550,040,194,669.68
  5. Step 5: Solve for x
    x = 550,040,194,669.68/784,515.60
  6. Step 6: Final answer
    x = 701,120.79

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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.