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Finding the Fourth Proportional to 472,244.94, 708,576.78 and 247,551.75

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Solution

The fourth proportional to 472,244.94, 708,576.78 and 247,551.75 is: 371,437.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,244.94 : 708,576.78 = 247,551.75 : x
  2. Step 2: Convert to fraction form
    472,244.94/708,576.78 = 247,551.75/x
  3. Step 3: Cross multiply
    472,244.94x = 708,576.78 × 247,551.75
  4. Step 4: Simplify right side
    472,244.94x = 175,409,421,898.37
  5. Step 5: Solve for x
    x = 175,409,421,898.37/472,244.94
  6. Step 6: Final answer
    x = 371,437.38

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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.