Home / 260,631.54-391,014.72-152,652.06

Finding the Fourth Proportional to 260,631.54, 391,014.72 and 152,652.06

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Solution

The fourth proportional to 260,631.54, 391,014.72 and 152,652.06 is: 229,017.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,631.54 : 391,014.72 = 152,652.06 : x
  2. Step 2: Convert to fraction form
    260,631.54/391,014.72 = 152,652.06/x
  3. Step 3: Cross multiply
    260,631.54x = 391,014.72 × 152,652.06
  4. Step 4: Simplify right side
    260,631.54x = 59,689,202,498.32
  5. Step 5: Solve for x
    x = 59,689,202,498.32/260,631.54
  6. Step 6: Final answer
    x = 229,017.57

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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.