Home / 510,941.75-705,065.58-296,043.48

Finding the Fourth Proportional to 510,941.75, 705,065.58 and 296,043.48

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Solution

The fourth proportional to 510,941.75, 705,065.58 and 296,043.48 is: 408,520.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,941.75 : 705,065.58 = 296,043.48 : x
  2. Step 2: Convert to fraction form
    510,941.75/705,065.58 = 296,043.48/x
  3. Step 3: Cross multiply
    510,941.75x = 705,065.58 × 296,043.48
  4. Step 4: Simplify right side
    510,941.75x = 208,730,067,931.42
  5. Step 5: Solve for x
    x = 208,730,067,931.42/510,941.75
  6. Step 6: Final answer
    x = 408,520.29

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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.