Home / 783,010.80-1,174,690.89-250,563.78

Finding the Fourth Proportional to 783,010.80, 1,174,690.89 and 250,563.78

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Solution

The fourth proportional to 783,010.80, 1,174,690.89 and 250,563.78 is: 375,901.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,010.80 : 1,174,690.89 = 250,563.78 : x
  2. Step 2: Convert to fraction form
    783,010.80/1,174,690.89 = 250,563.78/x
  3. Step 3: Cross multiply
    783,010.80x = 1,174,690.89 × 250,563.78
  4. Step 4: Simplify right side
    783,010.80x = 294,334,989,729.96
  5. Step 5: Solve for x
    x = 294,334,989,729.96/783,010.80
  6. Step 6: Final answer
    x = 375,901.57

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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.