Home / 715,220.04-1,073,091.69-672,967.20

Finding the Fourth Proportional to 715,220.04, 1,073,091.69 and 672,967.20

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Solution

The fourth proportional to 715,220.04, 1,073,091.69 and 672,967.20 is: 1,009,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,220.04 : 1,073,091.69 = 672,967.20 : x
  2. Step 2: Convert to fraction form
    715,220.04/1,073,091.69 = 672,967.20/x
  3. Step 3: Cross multiply
    715,220.04x = 1,073,091.69 × 672,967.20
  4. Step 4: Simplify right side
    715,220.04x = 722,155,509,962.57
  5. Step 5: Solve for x
    x = 722,155,509,962.57/715,220.04
  6. Step 6: Final answer
    x = 1,009,696.97

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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.