Home / 306,895.16-423,498.66-169,047.29

Finding the Fourth Proportional to 306,895.16, 423,498.66 and 169,047.29

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Solution

The fourth proportional to 306,895.16, 423,498.66 and 169,047.29 is: 233,276.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,895.16 : 423,498.66 = 169,047.29 : x
  2. Step 2: Convert to fraction form
    306,895.16/423,498.66 = 169,047.29/x
  3. Step 3: Cross multiply
    306,895.16x = 423,498.66 × 169,047.29
  4. Step 4: Simplify right side
    306,895.16x = 71,591,300,791.63
  5. Step 5: Solve for x
    x = 71,591,300,791.63/306,895.16
  6. Step 6: Final answer
    x = 233,276.08

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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.