Home / 302,570.50-453,308.28-217,872.10

Finding the Fourth Proportional to 302,570.50, 453,308.28 and 217,872.10

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Solution

The fourth proportional to 302,570.50, 453,308.28 and 217,872.10 is: 326,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,570.50 : 453,308.28 = 217,872.10 : x
  2. Step 2: Convert to fraction form
    302,570.50/453,308.28 = 217,872.10/x
  3. Step 3: Cross multiply
    302,570.50x = 453,308.28 × 217,872.10
  4. Step 4: Simplify right side
    302,570.50x = 98,763,226,910.99
  5. Step 5: Solve for x
    x = 98,763,226,910.99/302,570.50
  6. Step 6: Final answer
    x = 326,413.93

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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.