Home / 713,828.93-1,068,639.68-625,255.43

Finding the Fourth Proportional to 713,828.93, 1,068,639.68 and 625,255.43

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Solution

The fourth proportional to 713,828.93, 1,068,639.68 and 625,255.43 is: 936,040.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,828.93 : 1,068,639.68 = 625,255.43 : x
  2. Step 2: Convert to fraction form
    713,828.93/1,068,639.68 = 625,255.43/x
  3. Step 3: Cross multiply
    713,828.93x = 1,068,639.68 × 625,255.43
  4. Step 4: Simplify right side
    713,828.93x = 668,172,758,853.40
  5. Step 5: Solve for x
    x = 668,172,758,853.40/713,828.93
  6. Step 6: Final answer
    x = 936,040.46

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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.