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Finding the Fourth Proportional to 629,547.40, 944,504.96 and 203,073.80

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Solution

The fourth proportional to 629,547.40, 944,504.96 and 203,073.80 is: 304,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,547.40 : 944,504.96 = 203,073.80 : x
  2. Step 2: Convert to fraction form
    629,547.40/944,504.96 = 203,073.80/x
  3. Step 3: Cross multiply
    629,547.40x = 944,504.96 × 203,073.80
  4. Step 4: Simplify right side
    629,547.40x = 191,804,211,346.05
  5. Step 5: Solve for x
    x = 191,804,211,346.05/629,547.40
  6. Step 6: Final answer
    x = 304,670.01

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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.