Home / 676,819.52-1,014,545.72-424,277.02

Finding the Fourth Proportional to 676,819.52, 1,014,545.72 and 424,277.02

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Solution

The fourth proportional to 676,819.52, 1,014,545.72 and 424,277.02 is: 635,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,819.52 : 1,014,545.72 = 424,277.02 : x
  2. Step 2: Convert to fraction form
    676,819.52/1,014,545.72 = 424,277.02/x
  3. Step 3: Cross multiply
    676,819.52x = 1,014,545.72 × 424,277.02
  4. Step 4: Simplify right side
    676,819.52x = 430,448,434,735.35
  5. Step 5: Solve for x
    x = 430,448,434,735.35/676,819.52
  6. Step 6: Final answer
    x = 635,987.03

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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.