Home / 629,541.93-943,625.66-309,913.77

Finding the Fourth Proportional to 629,541.93, 943,625.66 and 309,913.77

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Solution

The fourth proportional to 629,541.93, 943,625.66 and 309,913.77 is: 464,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,541.93 : 943,625.66 = 309,913.77 : x
  2. Step 2: Convert to fraction form
    629,541.93/943,625.66 = 309,913.77/x
  3. Step 3: Cross multiply
    629,541.93x = 943,625.66 × 309,913.77
  4. Step 4: Simplify right side
    629,541.93x = 292,442,584,209.77
  5. Step 5: Solve for x
    x = 292,442,584,209.77/629,541.93
  6. Step 6: Final answer
    x = 464,532.34

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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.