Home / 713,754.46-1,070,911.91-314,114.91

Finding the Fourth Proportional to 713,754.46, 1,070,911.91 and 314,114.91

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Solution

The fourth proportional to 713,754.46, 1,070,911.91 and 314,114.91 is: 471,295.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,754.46 : 1,070,911.91 = 314,114.91 : x
  2. Step 2: Convert to fraction form
    713,754.46/1,070,911.91 = 314,114.91/x
  3. Step 3: Cross multiply
    713,754.46x = 1,070,911.91 × 314,114.91
  4. Step 4: Simplify right side
    713,754.46x = 336,389,398,227.58
  5. Step 5: Solve for x
    x = 336,389,398,227.58/713,754.46
  6. Step 6: Final answer
    x = 471,295.69

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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.