Home / 783,931.20-1,175,896.80-222,892.80

Finding the Fourth Proportional to 783,931.20, 1,175,896.80 and 222,892.80

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Solution

The fourth proportional to 783,931.20, 1,175,896.80 and 222,892.80 is: 334,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,931.20 : 1,175,896.80 = 222,892.80 : x
  2. Step 2: Convert to fraction form
    783,931.20/1,175,896.80 = 222,892.80/x
  3. Step 3: Cross multiply
    783,931.20x = 1,175,896.80 × 222,892.80
  4. Step 4: Simplify right side
    783,931.20x = 262,098,930,263.04
  5. Step 5: Solve for x
    x = 262,098,930,263.04/783,931.20
  6. Step 6: Final answer
    x = 334,339.20

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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.