Home / 491,669.64-736,921.26-210,593.16

Finding the Fourth Proportional to 491,669.64, 736,921.26 and 210,593.16

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Solution

The fourth proportional to 491,669.64, 736,921.26 and 210,593.16 is: 315,639.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,669.64 : 736,921.26 = 210,593.16 : x
  2. Step 2: Convert to fraction form
    491,669.64/736,921.26 = 210,593.16/x
  3. Step 3: Cross multiply
    491,669.64x = 736,921.26 × 210,593.16
  4. Step 4: Simplify right side
    491,669.64x = 155,190,576,814.58
  5. Step 5: Solve for x
    x = 155,190,576,814.58/491,669.64
  6. Step 6: Final answer
    x = 315,639.94

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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.