Home / 855,614.20-1,180,747.94-468,454.71

Finding the Fourth Proportional to 855,614.20, 1,180,747.94 and 468,454.71

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Solution

The fourth proportional to 855,614.20, 1,180,747.94 and 468,454.71 is: 646,467.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,614.20 : 1,180,747.94 = 468,454.71 : x
  2. Step 2: Convert to fraction form
    855,614.20/1,180,747.94 = 468,454.71/x
  3. Step 3: Cross multiply
    855,614.20x = 1,180,747.94 × 468,454.71
  4. Step 4: Simplify right side
    855,614.20x = 553,126,925,569.78
  5. Step 5: Solve for x
    x = 553,126,925,569.78/855,614.20
  6. Step 6: Final answer
    x = 646,467.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.