Home / 747,398.43-1,120,554.54-297,984.51

Finding the Fourth Proportional to 747,398.43, 1,120,554.54 and 297,984.51

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Solution

The fourth proportional to 747,398.43, 1,120,554.54 and 297,984.51 is: 446,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,398.43 : 1,120,554.54 = 297,984.51 : x
  2. Step 2: Convert to fraction form
    747,398.43/1,120,554.54 = 297,984.51/x
  3. Step 3: Cross multiply
    747,398.43x = 1,120,554.54 × 297,984.51
  4. Step 4: Simplify right side
    747,398.43x = 333,907,895,530.18
  5. Step 5: Solve for x
    x = 333,907,895,530.18/747,398.43
  6. Step 6: Final answer
    x = 446,760.23

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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.