Home / 945,110.72-1,304,223.92-537,257.12

Finding the Fourth Proportional to 945,110.72, 1,304,223.92 and 537,257.12

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Solution

The fourth proportional to 945,110.72, 1,304,223.92 and 537,257.12 is: 741,398.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,110.72 : 1,304,223.92 = 537,257.12 : x
  2. Step 2: Convert to fraction form
    945,110.72/1,304,223.92 = 537,257.12/x
  3. Step 3: Cross multiply
    945,110.72x = 1,304,223.92 × 537,257.12
  4. Step 4: Simplify right side
    945,110.72x = 700,703,587,094.31
  5. Step 5: Solve for x
    x = 700,703,587,094.31/945,110.72
  6. Step 6: Final answer
    x = 741,398.41

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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.