Home / 894,156.84-1,341,826.16-420,977.52

Finding the Fourth Proportional to 894,156.84, 1,341,826.16 and 420,977.52

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Solution

The fourth proportional to 894,156.84, 1,341,826.16 and 420,977.52 is: 631,744.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,156.84 : 1,341,826.16 = 420,977.52 : x
  2. Step 2: Convert to fraction form
    894,156.84/1,341,826.16 = 420,977.52/x
  3. Step 3: Cross multiply
    894,156.84x = 1,341,826.16 × 420,977.52
  4. Step 4: Simplify right side
    894,156.84x = 564,878,647,003.04
  5. Step 5: Solve for x
    x = 564,878,647,003.04/894,156.84
  6. Step 6: Final answer
    x = 631,744.48

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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.