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Finding the Fourth Proportional to 364,712.32, 503,328.36 and 203,598.82

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Solution

The fourth proportional to 364,712.32, 503,328.36 and 203,598.82 is: 280,980.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,712.32 : 503,328.36 = 203,598.82 : x
  2. Step 2: Convert to fraction form
    364,712.32/503,328.36 = 203,598.82/x
  3. Step 3: Cross multiply
    364,712.32x = 503,328.36 × 203,598.82
  4. Step 4: Simplify right side
    364,712.32x = 102,477,060,168.54
  5. Step 5: Solve for x
    x = 102,477,060,168.54/364,712.32
  6. Step 6: Final answer
    x = 280,980.53

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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.