Home / 661,479.35-992,215.33-240,755.23

Finding the Fourth Proportional to 661,479.35, 992,215.33 and 240,755.23

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Solution

The fourth proportional to 661,479.35, 992,215.33 and 240,755.23 is: 361,131.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,479.35 : 992,215.33 = 240,755.23 : x
  2. Step 2: Convert to fraction form
    661,479.35/992,215.33 = 240,755.23/x
  3. Step 3: Cross multiply
    661,479.35x = 992,215.33 × 240,755.23
  4. Step 4: Simplify right side
    661,479.35x = 238,881,029,983.68
  5. Step 5: Solve for x
    x = 238,881,029,983.68/661,479.35
  6. Step 6: Final answer
    x = 361,131.50

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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.