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Finding the Fourth Proportional to 364,080.58, 502,419.57 and 228,187.90

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Solution

The fourth proportional to 364,080.58, 502,419.57 and 228,187.90 is: 314,892.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,080.58 : 502,419.57 = 228,187.90 : x
  2. Step 2: Convert to fraction form
    364,080.58/502,419.57 = 228,187.90/x
  3. Step 3: Cross multiply
    364,080.58x = 502,419.57 × 228,187.90
  4. Step 4: Simplify right side
    364,080.58x = 114,646,066,597.20
  5. Step 5: Solve for x
    x = 114,646,066,597.20/364,080.58
  6. Step 6: Final answer
    x = 314,892.01

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1.5x scale

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.