Home / 855,752.35-1,180,933.92-468,560.74

Finding the Fourth Proportional to 855,752.35, 1,180,933.92 and 468,560.74

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Solution

The fourth proportional to 855,752.35, 1,180,933.92 and 468,560.74 is: 646,611.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,752.35 : 1,180,933.92 = 468,560.74 : x
  2. Step 2: Convert to fraction form
    855,752.35/1,180,933.92 = 468,560.74/x
  3. Step 3: Cross multiply
    855,752.35x = 1,180,933.92 × 468,560.74
  4. Step 4: Simplify right side
    855,752.35x = 553,339,278,826.83
  5. Step 5: Solve for x
    x = 553,339,278,826.83/855,752.35
  6. Step 6: Final answer
    x = 646,611.46

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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.