Home / 850,912.16-1,174,258.77-468,938.95

Finding the Fourth Proportional to 850,912.16, 1,174,258.77 and 468,938.95

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Solution

The fourth proportional to 850,912.16, 1,174,258.77 and 468,938.95 is: 647,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,912.16 : 1,174,258.77 = 468,938.95 : x
  2. Step 2: Convert to fraction form
    850,912.16/1,174,258.77 = 468,938.95/x
  3. Step 3: Cross multiply
    850,912.16x = 1,174,258.77 × 468,938.95
  4. Step 4: Simplify right side
    850,912.16x = 550,655,667,588.45
  5. Step 5: Solve for x
    x = 550,655,667,588.45/850,912.16
  6. Step 6: Final answer
    x = 647,135.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.