Home / 965,355.28-1,332,190.30-535,638.52

Finding the Fourth Proportional to 965,355.28, 1,332,190.30 and 535,638.52

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Solution

The fourth proportional to 965,355.28, 1,332,190.30 and 535,638.52 is: 739,181.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,355.28 : 1,332,190.30 = 535,638.52 : x
  2. Step 2: Convert to fraction form
    965,355.28/1,332,190.30 = 535,638.52/x
  3. Step 3: Cross multiply
    965,355.28x = 1,332,190.30 × 535,638.52
  4. Step 4: Simplify right side
    965,355.28x = 713,572,440,650.36
  5. Step 5: Solve for x
    x = 713,572,440,650.36/965,355.28
  6. Step 6: Final answer
    x = 739,181.17

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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.