Home / 801,734.70-1,106,411.64-457,563.78

Finding the Fourth Proportional to 801,734.70, 1,106,411.64 and 457,563.78

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Solution

The fourth proportional to 801,734.70, 1,106,411.64 and 457,563.78 is: 631,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,734.70 : 1,106,411.64 = 457,563.78 : x
  2. Step 2: Convert to fraction form
    801,734.70/1,106,411.64 = 457,563.78/x
  3. Step 3: Cross multiply
    801,734.70x = 1,106,411.64 × 457,563.78
  4. Step 4: Simplify right side
    801,734.70x = 506,253,892,234.40
  5. Step 5: Solve for x
    x = 506,253,892,234.40/801,734.70
  6. Step 6: Final answer
    x = 631,448.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.