Home / 945,791.46-1,305,220.91-537,952.01

Finding the Fourth Proportional to 945,791.46, 1,305,220.91 and 537,952.01

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Solution

The fourth proportional to 945,791.46, 1,305,220.91 and 537,952.01 is: 742,390.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,791.46 : 1,305,220.91 = 537,952.01 : x
  2. Step 2: Convert to fraction form
    945,791.46/1,305,220.91 = 537,952.01/x
  3. Step 3: Cross multiply
    945,791.46x = 1,305,220.91 × 537,952.01
  4. Step 4: Simplify right side
    945,791.46x = 702,146,202,812.67
  5. Step 5: Solve for x
    x = 702,146,202,812.67/945,791.46
  6. Step 6: Final answer
    x = 742,390.09

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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.