Home / 788,806.78-1,182,275.80-361,982.82

Finding the Fourth Proportional to 788,806.78, 1,182,275.80 and 361,982.82

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Solution

The fourth proportional to 788,806.78, 1,182,275.80 and 361,982.82 is: 542,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,806.78 : 1,182,275.80 = 361,982.82 : x
  2. Step 2: Convert to fraction form
    788,806.78/1,182,275.80 = 361,982.82/x
  3. Step 3: Cross multiply
    788,806.78x = 1,182,275.80 × 361,982.82
  4. Step 4: Simplify right side
    788,806.78x = 427,963,531,630.33
  5. Step 5: Solve for x
    x = 427,963,531,630.33/788,806.78
  6. Step 6: Final answer
    x = 542,545.45

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1.5x scale

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.