Home / 220,455.54-304,374.78-169,376.94

Finding the Fourth Proportional to 220,455.54, 304,374.78 and 169,376.94

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Solution

The fourth proportional to 220,455.54, 304,374.78 and 169,376.94 is: 233,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,455.54 : 304,374.78 = 169,376.94 : x
  2. Step 2: Convert to fraction form
    220,455.54/304,374.78 = 169,376.94/x
  3. Step 3: Cross multiply
    220,455.54x = 304,374.78 × 169,376.94
  4. Step 4: Simplify right side
    220,455.54x = 51,554,068,849.57
  5. Step 5: Solve for x
    x = 51,554,068,849.57/220,455.54
  6. Step 6: Final answer
    x = 233,852.45

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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.