Home / 1,195,939.32-1,793,915.46-309,475.32

Finding the Fourth Proportional to 1,195,939.32, 1,793,915.46 and 309,475.32

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Solution

The fourth proportional to 1,195,939.32, 1,793,915.46 and 309,475.32 is: 464,214.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,939.32 : 1,793,915.46 = 309,475.32 : x
  2. Step 2: Convert to fraction form
    1,195,939.32/1,793,915.46 = 309,475.32/x
  3. Step 3: Cross multiply
    1,195,939.32x = 1,793,915.46 × 309,475.32
  4. Step 4: Simplify right side
    1,195,939.32x = 555,172,561,036.45
  5. Step 5: Solve for x
    x = 555,172,561,036.45/1,195,939.32
  6. Step 6: Final answer
    x = 464,214.66

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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.