Home / 783,420.84-1,175,159.10-250,872.66

Finding the Fourth Proportional to 783,420.84, 1,175,159.10 and 250,872.66

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Solution

The fourth proportional to 783,420.84, 1,175,159.10 and 250,872.66 is: 376,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,420.84 : 1,175,159.10 = 250,872.66 : x
  2. Step 2: Convert to fraction form
    783,420.84/1,175,159.10 = 250,872.66/x
  3. Step 3: Cross multiply
    783,420.84x = 1,175,159.10 × 250,872.66
  4. Step 4: Simplify right side
    783,420.84x = 294,815,289,340.21
  5. Step 5: Solve for x
    x = 294,815,289,340.21/783,420.84
  6. Step 6: Final answer
    x = 376,317.91

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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.