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Finding the Fourth Proportional to 974,676.84, 1,458,472.32 and 804,615.72

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Solution

The fourth proportional to 974,676.84, 1,458,472.32 and 804,615.72 is: 1,203,998.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,676.84 : 1,458,472.32 = 804,615.72 : x
  2. Step 2: Convert to fraction form
    974,676.84/1,458,472.32 = 804,615.72/x
  3. Step 3: Cross multiply
    974,676.84x = 1,458,472.32 × 804,615.72
  4. Step 4: Simplify right side
    974,676.84x = 1,173,509,755,856.87
  5. Step 5: Solve for x
    x = 1,173,509,755,856.87/974,676.84
  6. Step 6: Final answer
    x = 1,203,998.81

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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.