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Finding the Fourth Proportional to 401,525.37, 602,377.16 and 121,022.37

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Solution

The fourth proportional to 401,525.37, 602,377.16 and 121,022.37 is: 181,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,525.37 : 602,377.16 = 121,022.37 : x
  2. Step 2: Convert to fraction form
    401,525.37/602,377.16 = 121,022.37/x
  3. Step 3: Cross multiply
    401,525.37x = 602,377.16 × 121,022.37
  4. Step 4: Simplify right side
    401,525.37x = 72,901,110,931.96
  5. Step 5: Solve for x
    x = 72,901,110,931.96/401,525.37
  6. Step 6: Final answer
    x = 181,560.41

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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.