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Finding the Fourth Proportional to 268,491.84, 370,426.54 and 166,480.59

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Solution

The fourth proportional to 268,491.84, 370,426.54 and 166,480.59 is: 229,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,491.84 : 370,426.54 = 166,480.59 : x
  2. Step 2: Convert to fraction form
    268,491.84/370,426.54 = 166,480.59/x
  3. Step 3: Cross multiply
    268,491.84x = 370,426.54 × 166,480.59
  4. Step 4: Simplify right side
    268,491.84x = 61,668,829,642.31
  5. Step 5: Solve for x
    x = 61,668,829,642.31/268,491.84
  6. Step 6: Final answer
    x = 229,686.05

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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.