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Finding the Fourth Proportional to 481,463.94, 722,315.85 and 144,510.83

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Solution

The fourth proportional to 481,463.94, 722,315.85 and 144,510.83 is: 216,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,463.94 : 722,315.85 = 144,510.83 : x
  2. Step 2: Convert to fraction form
    481,463.94/722,315.85 = 144,510.83/x
  3. Step 3: Cross multiply
    481,463.94x = 722,315.85 × 144,510.83
  4. Step 4: Simplify right side
    481,463.94x = 104,382,459,394.08
  5. Step 5: Solve for x
    x = 104,382,459,394.08/481,463.94
  6. Step 6: Final answer
    x = 216,802.24

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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.