Home / 449,252.19-619,969.37-245,304.90

Finding the Fourth Proportional to 449,252.19, 619,969.37 and 245,304.90

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Solution

The fourth proportional to 449,252.19, 619,969.37 and 245,304.90 is: 338,521.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,252.19 : 619,969.37 = 245,304.90 : x
  2. Step 2: Convert to fraction form
    449,252.19/619,969.37 = 245,304.90/x
  3. Step 3: Cross multiply
    449,252.19x = 619,969.37 × 245,304.90
  4. Step 4: Simplify right side
    449,252.19x = 152,081,523,084.39
  5. Step 5: Solve for x
    x = 152,081,523,084.39/449,252.19
  6. Step 6: Final answer
    x = 338,521.50

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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.