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Finding the Fourth Proportional to 648,888.92, 895,378.24 and 362,372.48

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Solution

The fourth proportional to 648,888.92, 895,378.24 and 362,372.48 is: 500,024.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,888.92 : 895,378.24 = 362,372.48 : x
  2. Step 2: Convert to fraction form
    648,888.92/895,378.24 = 362,372.48/x
  3. Step 3: Cross multiply
    648,888.92x = 895,378.24 × 362,372.48
  4. Step 4: Simplify right side
    648,888.92x = 324,460,433,366.84
  5. Step 5: Solve for x
    x = 324,460,433,366.84/648,888.92
  6. Step 6: Final answer
    x = 500,024.62

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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.