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Finding the Fourth Proportional to 634,208.64, 950,136.72 and 453,922.08

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Solution

The fourth proportional to 634,208.64, 950,136.72 and 453,922.08 is: 680,041.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,208.64 : 950,136.72 = 453,922.08 : x
  2. Step 2: Convert to fraction form
    634,208.64/950,136.72 = 453,922.08/x
  3. Step 3: Cross multiply
    634,208.64x = 950,136.72 × 453,922.08
  4. Step 4: Simplify right side
    634,208.64x = 431,288,036,226.78
  5. Step 5: Solve for x
    x = 431,288,036,226.78/634,208.64
  6. Step 6: Final answer
    x = 680,041.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.