Home / 715,272.40-1,072,694.59-235,411.62

Finding the Fourth Proportional to 715,272.40, 1,072,694.59 and 235,411.62

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Solution

The fourth proportional to 715,272.40, 1,072,694.59 and 235,411.62 is: 353,047.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,272.40 : 1,072,694.59 = 235,411.62 : x
  2. Step 2: Convert to fraction form
    715,272.40/1,072,694.59 = 235,411.62/x
  3. Step 3: Cross multiply
    715,272.40x = 1,072,694.59 × 235,411.62
  4. Step 4: Simplify right side
    715,272.40x = 252,524,770,020.08
  5. Step 5: Solve for x
    x = 252,524,770,020.08/715,272.40
  6. Step 6: Final answer
    x = 353,047.00

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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.