Home / 448,157.71-671,829.69-223,586.83

Finding the Fourth Proportional to 448,157.71, 671,829.69 and 223,586.83

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Solution

The fourth proportional to 448,157.71, 671,829.69 and 223,586.83 is: 335,177.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,157.71 : 671,829.69 = 223,586.83 : x
  2. Step 2: Convert to fraction form
    448,157.71/671,829.69 = 223,586.83/x
  3. Step 3: Cross multiply
    448,157.71x = 671,829.69 × 223,586.83
  4. Step 4: Simplify right side
    448,157.71x = 150,212,272,365.22
  5. Step 5: Solve for x
    x = 150,212,272,365.22/448,157.71
  6. Step 6: Final answer
    x = 335,177.26

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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.