Home / 715,819.55-1,073,673.47-416,108.95

Finding the Fourth Proportional to 715,819.55, 1,073,673.47 and 416,108.95

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Solution

The fourth proportional to 715,819.55, 1,073,673.47 and 416,108.95 is: 624,130.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,819.55 : 1,073,673.47 = 416,108.95 : x
  2. Step 2: Convert to fraction form
    715,819.55/1,073,673.47 = 416,108.95/x
  3. Step 3: Cross multiply
    715,819.55x = 1,073,673.47 × 416,108.95
  4. Step 4: Simplify right side
    715,819.55x = 446,765,138,600.65
  5. Step 5: Solve for x
    x = 446,765,138,600.65/715,819.55
  6. Step 6: Final answer
    x = 624,130.96

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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.