Home / 488,223.04-673,718.07-270,418.80

Finding the Fourth Proportional to 488,223.04, 673,718.07 and 270,418.80

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Solution

The fourth proportional to 488,223.04, 673,718.07 and 270,418.80 is: 373,161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,223.04 : 673,718.07 = 270,418.80 : x
  2. Step 2: Convert to fraction form
    488,223.04/673,718.07 = 270,418.80/x
  3. Step 3: Cross multiply
    488,223.04x = 673,718.07 × 270,418.80
  4. Step 4: Simplify right side
    488,223.04x = 182,186,034,388.06
  5. Step 5: Solve for x
    x = 182,186,034,388.06/488,223.04
  6. Step 6: Final answer
    x = 373,161.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.