Home / 346,729.80-519,749.10-159,414.60

Finding the Fourth Proportional to 346,729.80, 519,749.10 and 159,414.60

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Solution

The fourth proportional to 346,729.80, 519,749.10 and 159,414.60 is: 238,963.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,729.80 : 519,749.10 = 159,414.60 : x
  2. Step 2: Convert to fraction form
    346,729.80/519,749.10 = 159,414.60/x
  3. Step 3: Cross multiply
    346,729.80x = 519,749.10 × 159,414.60
  4. Step 4: Simplify right side
    346,729.80x = 82,855,594,876.86
  5. Step 5: Solve for x
    x = 82,855,594,876.86/346,729.80
  6. Step 6: Final answer
    x = 238,963.00

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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.