Home / 347,932.19-480,138.28-204,701.45

Finding the Fourth Proportional to 347,932.19, 480,138.28 and 204,701.45

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Solution

The fourth proportional to 347,932.19, 480,138.28 and 204,701.45 is: 282,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,932.19 : 480,138.28 = 204,701.45 : x
  2. Step 2: Convert to fraction form
    347,932.19/480,138.28 = 204,701.45/x
  3. Step 3: Cross multiply
    347,932.19x = 480,138.28 × 204,701.45
  4. Step 4: Simplify right side
    347,932.19x = 98,284,999,204.06
  5. Step 5: Solve for x
    x = 98,284,999,204.06/347,932.19
  6. Step 6: Final answer
    x = 282,483.20

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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.