Home / 801,638.27-1,106,278.70-457,467.35

Finding the Fourth Proportional to 801,638.27, 1,106,278.70 and 457,467.35

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Solution

The fourth proportional to 801,638.27, 1,106,278.70 and 457,467.35 is: 631,315.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,638.27 : 1,106,278.70 = 457,467.35 : x
  2. Step 2: Convert to fraction form
    801,638.27/1,106,278.70 = 457,467.35/x
  3. Step 3: Cross multiply
    801,638.27x = 1,106,278.70 × 457,467.35
  4. Step 4: Simplify right side
    801,638.27x = 506,086,377,431.72
  5. Step 5: Solve for x
    x = 506,086,377,431.72/801,638.27
  6. Step 6: Final answer
    x = 631,315.14

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1.5x scale

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.