Home / 382,819.68-573,947.64-130,032.05

Finding the Fourth Proportional to 382,819.68, 573,947.64 and 130,032.05

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Solution

The fourth proportional to 382,819.68, 573,947.64 and 130,032.05 is: 194,952.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,819.68 : 573,947.64 = 130,032.05 : x
  2. Step 2: Convert to fraction form
    382,819.68/573,947.64 = 130,032.05/x
  3. Step 3: Cross multiply
    382,819.68x = 573,947.64 × 130,032.05
  4. Step 4: Simplify right side
    382,819.68x = 74,631,585,352.12
  5. Step 5: Solve for x
    x = 74,631,585,352.12/382,819.68
  6. Step 6: Final answer
    x = 194,952.32

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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.