Home / 292,590.29-403,769.27-163,531.17

Finding the Fourth Proportional to 292,590.29, 403,769.27 and 163,531.17

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Solution

The fourth proportional to 292,590.29, 403,769.27 and 163,531.17 is: 225,670.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,590.29 : 403,769.27 = 163,531.17 : x
  2. Step 2: Convert to fraction form
    292,590.29/403,769.27 = 163,531.17/x
  3. Step 3: Cross multiply
    292,590.29x = 403,769.27 × 163,531.17
  4. Step 4: Simplify right side
    292,590.29x = 66,028,861,541.97
  5. Step 5: Solve for x
    x = 66,028,861,541.97/292,590.29
  6. Step 6: Final answer
    x = 225,670.03

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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.