Home / 806,937.20-1,209,968.40-333,087.20

Finding the Fourth Proportional to 806,937.20, 1,209,968.40 and 333,087.20

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Solution

The fourth proportional to 806,937.20, 1,209,968.40 and 333,087.20 is: 499,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,937.20 : 1,209,968.40 = 333,087.20 : x
  2. Step 2: Convert to fraction form
    806,937.20/1,209,968.40 = 333,087.20/x
  3. Step 3: Cross multiply
    806,937.20x = 1,209,968.40 × 333,087.20
  4. Step 4: Simplify right side
    806,937.20x = 403,024,986,444.48
  5. Step 5: Solve for x
    x = 403,024,986,444.48/806,937.20
  6. Step 6: Final answer
    x = 499,450.25

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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.