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Finding the Fourth Proportional to 270,322.88, 373,045.57 and 151,090.88

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Solution

The fourth proportional to 270,322.88, 373,045.57 and 151,090.88 is: 208,505.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,322.88 : 373,045.57 = 151,090.88 : x
  2. Step 2: Convert to fraction form
    270,322.88/373,045.57 = 151,090.88/x
  3. Step 3: Cross multiply
    270,322.88x = 373,045.57 × 151,090.88
  4. Step 4: Simplify right side
    270,322.88x = 56,363,781,208.45
  5. Step 5: Solve for x
    x = 56,363,781,208.45/270,322.88
  6. Step 6: Final answer
    x = 208,505.41

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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.