Home / 425,128.66-586,634.14-261,759.22

Finding the Fourth Proportional to 425,128.66, 586,634.14 and 261,759.22

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Solution

The fourth proportional to 425,128.66, 586,634.14 and 261,759.22 is: 361,200.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,128.66 : 586,634.14 = 261,759.22 : x
  2. Step 2: Convert to fraction form
    425,128.66/586,634.14 = 261,759.22/x
  3. Step 3: Cross multiply
    425,128.66x = 586,634.14 × 261,759.22
  4. Step 4: Simplify right side
    425,128.66x = 153,556,894,911.77
  5. Step 5: Solve for x
    x = 153,556,894,911.77/425,128.66
  6. Step 6: Final answer
    x = 361,200.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.