Home / 348,034.30-521,705.85-160,719.10

Finding the Fourth Proportional to 348,034.30, 521,705.85 and 160,719.10

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Solution

The fourth proportional to 348,034.30, 521,705.85 and 160,719.10 is: 240,919.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,034.30 : 521,705.85 = 160,719.10 : x
  2. Step 2: Convert to fraction form
    348,034.30/521,705.85 = 160,719.10/x
  3. Step 3: Cross multiply
    348,034.30x = 521,705.85 × 160,719.10
  4. Step 4: Simplify right side
    348,034.30x = 83,848,094,676.74
  5. Step 5: Solve for x
    x = 83,848,094,676.74/348,034.30
  6. Step 6: Final answer
    x = 240,919.06

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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.