Home / 862,059.95-1,189,736.16-474,915.04

Finding the Fourth Proportional to 862,059.95, 1,189,736.16 and 474,915.04

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Solution

The fourth proportional to 862,059.95, 1,189,736.16 and 474,915.04 is: 655,434.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,059.95 : 1,189,736.16 = 474,915.04 : x
  2. Step 2: Convert to fraction form
    862,059.95/1,189,736.16 = 474,915.04/x
  3. Step 3: Cross multiply
    862,059.95x = 1,189,736.16 × 474,915.04
  4. Step 4: Simplify right side
    862,059.95x = 565,023,596,015.85
  5. Step 5: Solve for x
    x = 565,023,596,015.85/862,059.95
  6. Step 6: Final answer
    x = 655,434.23

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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.