Home / 834,076.70-1,151,027.79-452,101.76

Finding the Fourth Proportional to 834,076.70, 1,151,027.79 and 452,101.76

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Solution

The fourth proportional to 834,076.70, 1,151,027.79 and 452,101.76 is: 623,901.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,076.70 : 1,151,027.79 = 452,101.76 : x
  2. Step 2: Convert to fraction form
    834,076.70/1,151,027.79 = 452,101.76/x
  3. Step 3: Cross multiply
    834,076.70x = 1,151,027.79 × 452,101.76
  4. Step 4: Simplify right side
    834,076.70x = 520,381,689,667.91
  5. Step 5: Solve for x
    x = 520,381,689,667.91/834,076.70
  6. Step 6: Final answer
    x = 623,901.48

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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.