Home / 598,128.43-824,950.68-383,288.48

Finding the Fourth Proportional to 598,128.43, 824,950.68 and 383,288.48

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Solution

The fourth proportional to 598,128.43, 824,950.68 and 383,288.48 is: 528,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,128.43 : 824,950.68 = 383,288.48 : x
  2. Step 2: Convert to fraction form
    598,128.43/824,950.68 = 383,288.48/x
  3. Step 3: Cross multiply
    598,128.43x = 824,950.68 × 383,288.48
  4. Step 4: Simplify right side
    598,128.43x = 316,194,092,212.17
  5. Step 5: Solve for x
    x = 316,194,092,212.17/598,128.43
  6. Step 6: Final answer
    x = 528,639.13

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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.