Home / 553,224.80-829,837.20-494,127.20

Finding the Fourth Proportional to 553,224.80, 829,837.20 and 494,127.20

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Solution

The fourth proportional to 553,224.80, 829,837.20 and 494,127.20 is: 741,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,224.80 : 829,837.20 = 494,127.20 : x
  2. Step 2: Convert to fraction form
    553,224.80/829,837.20 = 494,127.20/x
  3. Step 3: Cross multiply
    553,224.80x = 829,837.20 × 494,127.20
  4. Step 4: Simplify right side
    553,224.80x = 410,045,132,091.84
  5. Step 5: Solve for x
    x = 410,045,132,091.84/553,224.80
  6. Step 6: Final answer
    x = 741,190.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.