Home / 519,044.22-778,527.45-145,096.38

Finding the Fourth Proportional to 519,044.22, 778,527.45 and 145,096.38

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Solution

The fourth proportional to 519,044.22, 778,527.45 and 145,096.38 is: 217,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,044.22 : 778,527.45 = 145,096.38 : x
  2. Step 2: Convert to fraction form
    519,044.22/778,527.45 = 145,096.38/x
  3. Step 3: Cross multiply
    519,044.22x = 778,527.45 × 145,096.38
  4. Step 4: Simplify right side
    519,044.22x = 112,961,514,725.63
  5. Step 5: Solve for x
    x = 112,961,514,725.63/519,044.22
  6. Step 6: Final answer
    x = 217,633.70

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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.