Home / 738,711.02-1,108,100.45-226,339.45

Finding the Fourth Proportional to 738,711.02, 1,108,100.45 and 226,339.45

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Solution

The fourth proportional to 738,711.02, 1,108,100.45 and 226,339.45 is: 339,519.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,711.02 : 1,108,100.45 = 226,339.45 : x
  2. Step 2: Convert to fraction form
    738,711.02/1,108,100.45 = 226,339.45/x
  3. Step 3: Cross multiply
    738,711.02x = 1,108,100.45 × 226,339.45
  4. Step 4: Simplify right side
    738,711.02x = 250,806,844,193.35
  5. Step 5: Solve for x
    x = 250,806,844,193.35/738,711.02
  6. Step 6: Final answer
    x = 339,519.56

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Double scale
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Similar ratio
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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.