Home / 746,627.60-1,119,941.40-448,029.20

Finding the Fourth Proportional to 746,627.60, 1,119,941.40 and 448,029.20

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Solution

The fourth proportional to 746,627.60, 1,119,941.40 and 448,029.20 is: 672,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,627.60 : 1,119,941.40 = 448,029.20 : x
  2. Step 2: Convert to fraction form
    746,627.60/1,119,941.40 = 448,029.20/x
  3. Step 3: Cross multiply
    746,627.60x = 1,119,941.40 × 448,029.20
  4. Step 4: Simplify right side
    746,627.60x = 501,766,449,488.88
  5. Step 5: Solve for x
    x = 501,766,449,488.88/746,627.60
  6. Step 6: Final answer
    x = 672,043.80

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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.