Home / 629,292.48-944,408.81-426,407.52

Finding the Fourth Proportional to 629,292.48, 944,408.81 and 426,407.52

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Solution

The fourth proportional to 629,292.48, 944,408.81 and 426,407.52 is: 639,929.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,292.48 : 944,408.81 = 426,407.52 : x
  2. Step 2: Convert to fraction form
    629,292.48/944,408.81 = 426,407.52/x
  3. Step 3: Cross multiply
    629,292.48x = 944,408.81 × 426,407.52
  4. Step 4: Simplify right side
    629,292.48x = 402,703,019,604.27
  5. Step 5: Solve for x
    x = 402,703,019,604.27/629,292.48
  6. Step 6: Final answer
    x = 639,929.82

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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.