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Finding the Fourth Proportional to 404,614.68, 558,631.26 and 362,100.12

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Solution

The fourth proportional to 404,614.68, 558,631.26 and 362,100.12 is: 499,933.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,614.68 : 558,631.26 = 362,100.12 : x
  2. Step 2: Convert to fraction form
    404,614.68/558,631.26 = 362,100.12/x
  3. Step 3: Cross multiply
    404,614.68x = 558,631.26 × 362,100.12
  4. Step 4: Simplify right side
    404,614.68x = 202,280,446,281.75
  5. Step 5: Solve for x
    x = 202,280,446,281.75/404,614.68
  6. Step 6: Final answer
    x = 499,933.53

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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.