Home / 965,896.10-1,332,869.94-536,142.40

Finding the Fourth Proportional to 965,896.10, 1,332,869.94 and 536,142.40

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Solution

The fourth proportional to 965,896.10, 1,332,869.94 and 536,142.40 is: 739,839.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,896.10 : 1,332,869.94 = 536,142.40 : x
  2. Step 2: Convert to fraction form
    965,896.10/1,332,869.94 = 536,142.40/x
  3. Step 3: Cross multiply
    965,896.10x = 1,332,869.94 × 536,142.40
  4. Step 4: Simplify right side
    965,896.10x = 714,608,088,519.46
  5. Step 5: Solve for x
    x = 714,608,088,519.46/965,896.10
  6. Step 6: Final answer
    x = 739,839.50

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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.