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Finding the Fourth Proportional to 663,750.09, 994,225.23 and 450,648.81

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Solution

The fourth proportional to 663,750.09, 994,225.23 and 450,648.81 is: 675,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,750.09 : 994,225.23 = 450,648.81 : x
  2. Step 2: Convert to fraction form
    663,750.09/994,225.23 = 450,648.81/x
  3. Step 3: Cross multiply
    663,750.09x = 994,225.23 × 450,648.81
  4. Step 4: Simplify right side
    663,750.09x = 448,046,416,771.48
  5. Step 5: Solve for x
    x = 448,046,416,771.48/663,750.09
  6. Step 6: Final answer
    x = 675,022.76

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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.