Home / 510,943.75-705,068.34-296,045.48

Finding the Fourth Proportional to 510,943.75, 705,068.34 and 296,045.48

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Solution

The fourth proportional to 510,943.75, 705,068.34 and 296,045.48 is: 408,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,943.75 : 705,068.34 = 296,045.48 : x
  2. Step 2: Convert to fraction form
    510,943.75/705,068.34 = 296,045.48/x
  3. Step 3: Cross multiply
    510,943.75x = 705,068.34 × 296,045.48
  4. Step 4: Simplify right side
    510,943.75x = 208,732,295,148.10
  5. Step 5: Solve for x
    x = 208,732,295,148.10/510,943.75
  6. Step 6: Final answer
    x = 408,523.04

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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.