Home / 787,627.70-1,181,441.55-366,946.10

Finding the Fourth Proportional to 787,627.70, 1,181,441.55 and 366,946.10

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Solution

The fourth proportional to 787,627.70, 1,181,441.55 and 366,946.10 is: 550,419.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,627.70 : 1,181,441.55 = 366,946.10 : x
  2. Step 2: Convert to fraction form
    787,627.70/1,181,441.55 = 366,946.10/x
  3. Step 3: Cross multiply
    787,627.70x = 1,181,441.55 × 366,946.10
  4. Step 4: Simplify right side
    787,627.70x = 433,525,369,150.46
  5. Step 5: Solve for x
    x = 433,525,369,150.46/787,627.70
  6. Step 6: Final answer
    x = 550,419.15

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Double scale
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Similar ratio
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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.