Home / 831,846-1,247,769.21-232,895.40

Finding the Fourth Proportional to 831,846, 1,247,769.21 and 232,895.40

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Solution

The fourth proportional to 831,846, 1,247,769.21 and 232,895.40 is: 349,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,846 : 1,247,769.21 = 232,895.40 : x
  2. Step 2: Convert to fraction form
    831,846/1,247,769.21 = 232,895.40/x
  3. Step 3: Cross multiply
    831,846x = 1,247,769.21 × 232,895.40
  4. Step 4: Simplify right side
    831,846x = 290,599,709,270.63
  5. Step 5: Solve for x
    x = 290,599,709,270.63/831,846
  6. Step 6: Final answer
    x = 349,343.16

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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.