Home / 787,501.46-1,180,727.31-382,585.70

Finding the Fourth Proportional to 787,501.46, 1,180,727.31 and 382,585.70

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Solution

The fourth proportional to 787,501.46, 1,180,727.31 and 382,585.70 is: 573,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,501.46 : 1,180,727.31 = 382,585.70 : x
  2. Step 2: Convert to fraction form
    787,501.46/1,180,727.31 = 382,585.70/x
  3. Step 3: Cross multiply
    787,501.46x = 1,180,727.31 × 382,585.70
  4. Step 4: Simplify right side
    787,501.46x = 451,729,384,405.47
  5. Step 5: Solve for x
    x = 451,729,384,405.47/787,501.46
  6. Step 6: Final answer
    x = 573,623.55

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Double scale
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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.