Home / 292,564.26-403,708.86-165,215.16

Finding the Fourth Proportional to 292,564.26, 403,708.86 and 165,215.16

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Solution

The fourth proportional to 292,564.26, 403,708.86 and 165,215.16 is: 227,980.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,564.26 : 403,708.86 = 165,215.16 : x
  2. Step 2: Convert to fraction form
    292,564.26/403,708.86 = 165,215.16/x
  3. Step 3: Cross multiply
    292,564.26x = 403,708.86 × 165,215.16
  4. Step 4: Simplify right side
    292,564.26x = 66,698,823,898.32
  5. Step 5: Solve for x
    x = 66,698,823,898.32/292,564.26
  6. Step 6: Final answer
    x = 227,980.08

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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.