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Finding the Fourth Proportional to 444,728.68, 613,476.59 and 263,263.77

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Solution

The fourth proportional to 444,728.68, 613,476.59 and 263,263.77 is: 363,156.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,728.68 : 613,476.59 = 263,263.77 : x
  2. Step 2: Convert to fraction form
    444,728.68/613,476.59 = 263,263.77/x
  3. Step 3: Cross multiply
    444,728.68x = 613,476.59 × 263,263.77
  4. Step 4: Simplify right side
    444,728.68x = 161,506,158,573.83
  5. Step 5: Solve for x
    x = 161,506,158,573.83/444,728.68
  6. Step 6: Final answer
    x = 363,156.61

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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.