Home / 855,637.22-1,180,793.32-468,446.12

Finding the Fourth Proportional to 855,637.22, 1,180,793.32 and 468,446.12

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Solution

The fourth proportional to 855,637.22, 1,180,793.32 and 468,446.12 is: 646,463.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,637.22 : 1,180,793.32 = 468,446.12 : x
  2. Step 2: Convert to fraction form
    855,637.22/1,180,793.32 = 468,446.12/x
  3. Step 3: Cross multiply
    855,637.22x = 1,180,793.32 × 468,446.12
  4. Step 4: Simplify right side
    855,637.22x = 553,138,049,275.92
  5. Step 5: Solve for x
    x = 553,138,049,275.92/855,637.22
  6. Step 6: Final answer
    x = 646,463.29

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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.