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Finding the Fourth Proportional to 407,777.04, 562,716.63 and 226,500.53

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Solution

The fourth proportional to 407,777.04, 562,716.63 and 226,500.53 is: 312,562.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,777.04 : 562,716.63 = 226,500.53 : x
  2. Step 2: Convert to fraction form
    407,777.04/562,716.63 = 226,500.53/x
  3. Step 3: Cross multiply
    407,777.04x = 562,716.63 × 226,500.53
  4. Step 4: Simplify right side
    407,777.04x = 127,455,612,121.23
  5. Step 5: Solve for x
    x = 127,455,612,121.23/407,777.04
  6. Step 6: Final answer
    x = 312,562.01

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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.