Home / 351,743.78-527,615.88-247,030.22

Finding the Fourth Proportional to 351,743.78, 527,615.88 and 247,030.22

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Solution

The fourth proportional to 351,743.78, 527,615.88 and 247,030.22 is: 370,545.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,743.78 : 527,615.88 = 247,030.22 : x
  2. Step 2: Convert to fraction form
    351,743.78/527,615.88 = 247,030.22/x
  3. Step 3: Cross multiply
    351,743.78x = 527,615.88 × 247,030.22
  4. Step 4: Simplify right side
    351,743.78x = 130,337,066,911.89
  5. Step 5: Solve for x
    x = 130,337,066,911.89/351,743.78
  6. Step 6: Final answer
    x = 370,545.48

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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.