Home / 799,454.16-1,103,115.78-472,721.76

Finding the Fourth Proportional to 799,454.16, 1,103,115.78 and 472,721.76

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Solution

The fourth proportional to 799,454.16, 1,103,115.78 and 472,721.76 is: 652,278.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,454.16 : 1,103,115.78 = 472,721.76 : x
  2. Step 2: Convert to fraction form
    799,454.16/1,103,115.78 = 472,721.76/x
  3. Step 3: Cross multiply
    799,454.16x = 1,103,115.78 × 472,721.76
  4. Step 4: Simplify right side
    799,454.16x = 521,466,833,005.37
  5. Step 5: Solve for x
    x = 521,466,833,005.37/799,454.16
  6. Step 6: Final answer
    x = 652,278.59

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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.