Home / 523,289.18-722,146.62-293,896.10

Finding the Fourth Proportional to 523,289.18, 722,146.62 and 293,896.10

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Solution

The fourth proportional to 523,289.18, 722,146.62 and 293,896.10 is: 405,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,289.18 : 722,146.62 = 293,896.10 : x
  2. Step 2: Convert to fraction form
    523,289.18/722,146.62 = 293,896.10/x
  3. Step 3: Cross multiply
    523,289.18x = 722,146.62 × 293,896.10
  4. Step 4: Simplify right side
    523,289.18x = 212,236,075,246.18
  5. Step 5: Solve for x
    x = 212,236,075,246.18/523,289.18
  6. Step 6: Final answer
    x = 405,580.86

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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.