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Finding the Fourth Proportional to 364,154.68, 502,527.69 and 203,019.58

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Solution

The fourth proportional to 364,154.68, 502,527.69 and 203,019.58 is: 280,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,154.68 : 502,527.69 = 203,019.58 : x
  2. Step 2: Convert to fraction form
    364,154.68/502,527.69 = 203,019.58/x
  3. Step 3: Cross multiply
    364,154.68x = 502,527.69 × 203,019.58
  4. Step 4: Simplify right side
    364,154.68x = 102,022,960,562.17
  5. Step 5: Solve for x
    x = 102,022,960,562.17/364,154.68
  6. Step 6: Final answer
    x = 280,163.80

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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.