Home / 755,856.96-1,043,082.54-416,325.21

Finding the Fourth Proportional to 755,856.96, 1,043,082.54 and 416,325.21

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Solution

The fourth proportional to 755,856.96, 1,043,082.54 and 416,325.21 is: 574,528.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,856.96 : 1,043,082.54 = 416,325.21 : x
  2. Step 2: Convert to fraction form
    755,856.96/1,043,082.54 = 416,325.21/x
  3. Step 3: Cross multiply
    755,856.96x = 1,043,082.54 × 416,325.21
  4. Step 4: Simplify right side
    755,856.96x = 434,261,557,512.83
  5. Step 5: Solve for x
    x = 434,261,557,512.83/755,856.96
  6. Step 6: Final answer
    x = 574,528.75

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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.