Home / 779,135.02-1,170,575.38-736,121.58

Finding the Fourth Proportional to 779,135.02, 1,170,575.38 and 736,121.58

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Solution

The fourth proportional to 779,135.02, 1,170,575.38 and 736,121.58 is: 1,105,951.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,135.02 : 1,170,575.38 = 736,121.58 : x
  2. Step 2: Convert to fraction form
    779,135.02/1,170,575.38 = 736,121.58/x
  3. Step 3: Cross multiply
    779,135.02x = 1,170,575.38 × 736,121.58
  4. Step 4: Simplify right side
    779,135.02x = 861,685,798,234.70
  5. Step 5: Solve for x
    x = 861,685,798,234.70/779,135.02
  6. Step 6: Final answer
    x = 1,105,951.83

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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.