Home / 629,485.49-944,507.37-329,894.93

Finding the Fourth Proportional to 629,485.49, 944,507.37 and 329,894.93

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Solution

The fourth proportional to 629,485.49, 944,507.37 and 329,894.93 is: 494,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,485.49 : 944,507.37 = 329,894.93 : x
  2. Step 2: Convert to fraction form
    629,485.49/944,507.37 = 329,894.93/x
  3. Step 3: Cross multiply
    629,485.49x = 944,507.37 × 329,894.93
  4. Step 4: Simplify right side
    629,485.49x = 311,588,192,710.63
  5. Step 5: Solve for x
    x = 311,588,192,710.63/629,485.49
  6. Step 6: Final answer
    x = 494,988.68

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1.5x scale

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.