Home / 877,044.11-1,315,612.94-278,052.14

Finding the Fourth Proportional to 877,044.11, 1,315,612.94 and 278,052.14

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Solution

The fourth proportional to 877,044.11, 1,315,612.94 and 278,052.14 is: 417,093.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,044.11 : 1,315,612.94 = 278,052.14 : x
  2. Step 2: Convert to fraction form
    877,044.11/1,315,612.94 = 278,052.14/x
  3. Step 3: Cross multiply
    877,044.11x = 1,315,612.94 × 278,052.14
  4. Step 4: Simplify right side
    877,044.11x = 365,808,995,277.46
  5. Step 5: Solve for x
    x = 365,808,995,277.46/877,044.11
  6. Step 6: Final answer
    x = 417,093.04

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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.