Home / 834,371.42-1,151,474.78-466,889.82

Finding the Fourth Proportional to 834,371.42, 1,151,474.78 and 466,889.82

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Solution

The fourth proportional to 834,371.42, 1,151,474.78 and 466,889.82 is: 644,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,371.42 : 1,151,474.78 = 466,889.82 : x
  2. Step 2: Convert to fraction form
    834,371.42/1,151,474.78 = 466,889.82/x
  3. Step 3: Cross multiply
    834,371.42x = 1,151,474.78 × 466,889.82
  4. Step 4: Simplify right side
    834,371.42x = 537,611,852,768.74
  5. Step 5: Solve for x
    x = 537,611,852,768.74/834,371.42
  6. Step 6: Final answer
    x = 644,331.58

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1.5x scale

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.