Home / 348,162.97-480,550.37-212,271.85

Finding the Fourth Proportional to 348,162.97, 480,550.37 and 212,271.85

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Solution

The fourth proportional to 348,162.97, 480,550.37 and 212,271.85 is: 292,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,162.97 : 480,550.37 = 212,271.85 : x
  2. Step 2: Convert to fraction form
    348,162.97/480,550.37 = 212,271.85/x
  3. Step 3: Cross multiply
    348,162.97x = 480,550.37 × 212,271.85
  4. Step 4: Simplify right side
    348,162.97x = 102,007,314,856.71
  5. Step 5: Solve for x
    x = 102,007,314,856.71/348,162.97
  6. Step 6: Final answer
    x = 292,987.26

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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.