Home / 787,280.94-1,180,913.58-360,695.70

Finding the Fourth Proportional to 787,280.94, 1,180,913.58 and 360,695.70

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Solution

The fourth proportional to 787,280.94, 1,180,913.58 and 360,695.70 is: 541,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,280.94 : 1,180,913.58 = 360,695.70 : x
  2. Step 2: Convert to fraction form
    787,280.94/1,180,913.58 = 360,695.70/x
  3. Step 3: Cross multiply
    787,280.94x = 1,180,913.58 × 360,695.70
  4. Step 4: Simplify right side
    787,280.94x = 425,950,450,377.61
  5. Step 5: Solve for x
    x = 425,950,450,377.61/787,280.94
  6. Step 6: Final answer
    x = 541,039.96

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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.