Home / 475,733.88-655,877.63-377,941.59

Finding the Fourth Proportional to 475,733.88, 655,877.63 and 377,941.59

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Solution

The fourth proportional to 475,733.88, 655,877.63 and 377,941.59 is: 521,054.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,733.88 : 655,877.63 = 377,941.59 : x
  2. Step 2: Convert to fraction form
    475,733.88/655,877.63 = 377,941.59/x
  3. Step 3: Cross multiply
    475,733.88x = 655,877.63 × 377,941.59
  4. Step 4: Simplify right side
    475,733.88x = 247,883,435,272.49
  5. Step 5: Solve for x
    x = 247,883,435,272.49/475,733.88
  6. Step 6: Final answer
    x = 521,054.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.