Home / 834,364.85-1,251,484.35-265,722.98

Finding the Fourth Proportional to 834,364.85, 1,251,484.35 and 265,722.98

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Solution

The fourth proportional to 834,364.85, 1,251,484.35 and 265,722.98 is: 398,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,364.85 : 1,251,484.35 = 265,722.98 : x
  2. Step 2: Convert to fraction form
    834,364.85/1,251,484.35 = 265,722.98/x
  3. Step 3: Cross multiply
    834,364.85x = 1,251,484.35 × 265,722.98
  4. Step 4: Simplify right side
    834,364.85x = 332,548,144,647.94
  5. Step 5: Solve for x
    x = 332,548,144,647.94/834,364.85
  6. Step 6: Final answer
    x = 398,564.42

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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.