Home / 352,040.40-526,524.60-314,869.20

Finding the Fourth Proportional to 352,040.40, 526,524.60 and 314,869.20

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Solution

The fourth proportional to 352,040.40, 526,524.60 and 314,869.20 is: 470,929.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,040.40 : 526,524.60 = 314,869.20 : x
  2. Step 2: Convert to fraction form
    352,040.40/526,524.60 = 314,869.20/x
  3. Step 3: Cross multiply
    352,040.40x = 526,524.60 × 314,869.20
  4. Step 4: Simplify right side
    352,040.40x = 165,786,379,582.32
  5. Step 5: Solve for x
    x = 165,786,379,582.32/352,040.40
  6. Step 6: Final answer
    x = 470,929.98

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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.