Home / 697,350.26-1,045,618.93-270,387.26

Finding the Fourth Proportional to 697,350.26, 1,045,618.93 and 270,387.26

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Solution

The fourth proportional to 697,350.26, 1,045,618.93 and 270,387.26 is: 405,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,350.26 : 1,045,618.93 = 270,387.26 : x
  2. Step 2: Convert to fraction form
    697,350.26/1,045,618.93 = 270,387.26/x
  3. Step 3: Cross multiply
    697,350.26x = 1,045,618.93 × 270,387.26
  4. Step 4: Simplify right side
    697,350.26x = 282,722,040,878.47
  5. Step 5: Solve for x
    x = 282,722,040,878.47/697,350.26
  6. Step 6: Final answer
    x = 405,423.29

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1.5x scale

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.