Home / 708,146.78-1,062,534.20-371,107.32

Finding the Fourth Proportional to 708,146.78, 1,062,534.20 and 371,107.32

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Solution

The fourth proportional to 708,146.78, 1,062,534.20 and 371,107.32 is: 556,825.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,146.78 : 1,062,534.20 = 371,107.32 : x
  2. Step 2: Convert to fraction form
    708,146.78/1,062,534.20 = 371,107.32/x
  3. Step 3: Cross multiply
    708,146.78x = 1,062,534.20 × 371,107.32
  4. Step 4: Simplify right side
    708,146.78x = 394,314,217,514.81
  5. Step 5: Solve for x
    x = 394,314,217,514.81/708,146.78
  6. Step 6: Final answer
    x = 556,825.55

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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.