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Finding the Fourth Proportional to 364,697.32, 503,307.66 and 203,583.82

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Solution

The fourth proportional to 364,697.32, 503,307.66 and 203,583.82 is: 280,959.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,697.32 : 503,307.66 = 203,583.82 : x
  2. Step 2: Convert to fraction form
    364,697.32/503,307.66 = 203,583.82/x
  3. Step 3: Cross multiply
    364,697.32x = 503,307.66 × 203,583.82
  4. Step 4: Simplify right side
    364,697.32x = 102,465,296,058.06
  5. Step 5: Solve for x
    x = 102,465,296,058.06/364,697.32
  6. Step 6: Final answer
    x = 280,959.83

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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.