Home / 334,859.13-462,226.91-221,718.33

Finding the Fourth Proportional to 334,859.13, 462,226.91 and 221,718.33

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Solution

The fourth proportional to 334,859.13, 462,226.91 and 221,718.33 is: 306,051.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,859.13 : 462,226.91 = 221,718.33 : x
  2. Step 2: Convert to fraction form
    334,859.13/462,226.91 = 221,718.33/x
  3. Step 3: Cross multiply
    334,859.13x = 462,226.91 × 221,718.33
  4. Step 4: Simplify right side
    334,859.13x = 102,484,177,457.67
  5. Step 5: Solve for x
    x = 102,484,177,457.67/334,859.13
  6. Step 6: Final answer
    x = 306,051.61

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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.