Home / 965,663.10-1,448,487.45-291,743.10

Finding the Fourth Proportional to 965,663.10, 1,448,487.45 and 291,743.10

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Solution

The fourth proportional to 965,663.10, 1,448,487.45 and 291,743.10 is: 437,612.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,663.10 : 1,448,487.45 = 291,743.10 : x
  2. Step 2: Convert to fraction form
    965,663.10/1,448,487.45 = 291,743.10/x
  3. Step 3: Cross multiply
    965,663.10x = 1,448,487.45 × 291,743.10
  4. Step 4: Simplify right side
    965,663.10x = 422,586,218,974.10
  5. Step 5: Solve for x
    x = 422,586,218,974.10/965,663.10
  6. Step 6: Final answer
    x = 437,612.47

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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.