Home / 888,256.80-1,331,996.40-355,600.80

Finding the Fourth Proportional to 888,256.80, 1,331,996.40 and 355,600.80

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Solution

The fourth proportional to 888,256.80, 1,331,996.40 and 355,600.80 is: 533,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,256.80 : 1,331,996.40 = 355,600.80 : x
  2. Step 2: Convert to fraction form
    888,256.80/1,331,996.40 = 355,600.80/x
  3. Step 3: Cross multiply
    888,256.80x = 1,331,996.40 × 355,600.80
  4. Step 4: Simplify right side
    888,256.80x = 473,658,985,437.12
  5. Step 5: Solve for x
    x = 473,658,985,437.12/888,256.80
  6. Step 6: Final answer
    x = 533,245.55

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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.