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Finding the Fourth Proportional to 962,339.32, 1,440,633 and 582,109.36

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Solution

The fourth proportional to 962,339.32, 1,440,633 and 582,109.36 is: 871,424.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,339.32 : 1,440,633 = 582,109.36 : x
  2. Step 2: Convert to fraction form
    962,339.32/1,440,633 = 582,109.36/x
  3. Step 3: Cross multiply
    962,339.32x = 1,440,633 × 582,109.36
  4. Step 4: Simplify right side
    962,339.32x = 838,605,953,624.88
  5. Step 5: Solve for x
    x = 838,605,953,624.88/962,339.32
  6. Step 6: Final answer
    x = 871,424.39

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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.