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Finding the Fourth Proportional to 589,427.80, 884,484.78 and 247,846.53

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Solution

The fourth proportional to 589,427.80, 884,484.78 and 247,846.53 is: 371,914.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,427.80 : 884,484.78 = 247,846.53 : x
  2. Step 2: Convert to fraction form
    589,427.80/884,484.78 = 247,846.53/x
  3. Step 3: Cross multiply
    589,427.80x = 884,484.78 × 247,846.53
  4. Step 4: Simplify right side
    589,427.80x = 219,216,484,842.60
  5. Step 5: Solve for x
    x = 219,216,484,842.60/589,427.80
  6. Step 6: Final answer
    x = 371,914.06

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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.