Home / 690,060.60-1,035,132.23-216,745.94

Finding the Fourth Proportional to 690,060.60, 1,035,132.23 and 216,745.94

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Solution

The fourth proportional to 690,060.60, 1,035,132.23 and 216,745.94 is: 325,131.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,060.60 : 1,035,132.23 = 216,745.94 : x
  2. Step 2: Convert to fraction form
    690,060.60/1,035,132.23 = 216,745.94/x
  3. Step 3: Cross multiply
    690,060.60x = 1,035,132.23 × 216,745.94
  4. Step 4: Simplify right side
    690,060.60x = 224,360,711,345.34
  5. Step 5: Solve for x
    x = 224,360,711,345.34/690,060.60
  6. Step 6: Final answer
    x = 325,131.90

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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.