Home / 804,038.31-1,110,092.13-498,441.29

Finding the Fourth Proportional to 804,038.31, 1,110,092.13 and 498,441.29

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Solution

The fourth proportional to 804,038.31, 1,110,092.13 and 498,441.29 is: 688,170.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,038.31 : 1,110,092.13 = 498,441.29 : x
  2. Step 2: Convert to fraction form
    804,038.31/1,110,092.13 = 498,441.29/x
  3. Step 3: Cross multiply
    804,038.31x = 1,110,092.13 × 498,441.29
  4. Step 4: Simplify right side
    804,038.31x = 553,315,747,745.59
  5. Step 5: Solve for x
    x = 553,315,747,745.59/804,038.31
  6. Step 6: Final answer
    x = 688,170.88

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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.