Home / 783,422.60-1,175,306.70-250,968.20

Finding the Fourth Proportional to 783,422.60, 1,175,306.70 and 250,968.20

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Solution

The fourth proportional to 783,422.60, 1,175,306.70 and 250,968.20 is: 376,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,422.60 : 1,175,306.70 = 250,968.20 : x
  2. Step 2: Convert to fraction form
    783,422.60/1,175,306.70 = 250,968.20/x
  3. Step 3: Cross multiply
    783,422.60x = 1,175,306.70 × 250,968.20
  4. Step 4: Simplify right side
    783,422.60x = 294,964,606,946.94
  5. Step 5: Solve for x
    x = 294,964,606,946.94/783,422.60
  6. Step 6: Final answer
    x = 376,507.66

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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.