Home / 534,883.12-802,445.76-179,887.38

Finding the Fourth Proportional to 534,883.12, 802,445.76 and 179,887.38

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Solution

The fourth proportional to 534,883.12, 802,445.76 and 179,887.38 is: 269,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,883.12 : 802,445.76 = 179,887.38 : x
  2. Step 2: Convert to fraction form
    534,883.12/802,445.76 = 179,887.38/x
  3. Step 3: Cross multiply
    534,883.12x = 802,445.76 × 179,887.38
  4. Step 4: Simplify right side
    534,883.12x = 144,349,865,358.51
  5. Step 5: Solve for x
    x = 144,349,865,358.51/534,883.12
  6. Step 6: Final answer
    x = 269,871.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.