Home / 831,544.11-1,146,491.13-693,921.31

Finding the Fourth Proportional to 831,544.11, 1,146,491.13 and 693,921.31

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Solution

The fourth proportional to 831,544.11, 1,146,491.13 and 693,921.31 is: 956,743.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,544.11 : 1,146,491.13 = 693,921.31 : x
  2. Step 2: Convert to fraction form
    831,544.11/1,146,491.13 = 693,921.31/x
  3. Step 3: Cross multiply
    831,544.11x = 1,146,491.13 × 693,921.31
  4. Step 4: Simplify right side
    831,544.11x = 795,574,617,630.92
  5. Step 5: Solve for x
    x = 795,574,617,630.92/831,544.11
  6. Step 6: Final answer
    x = 956,743.74

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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.