Home / 526,723.74-726,877.29-285,010.41

Finding the Fourth Proportional to 526,723.74, 726,877.29 and 285,010.41

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Solution

The fourth proportional to 526,723.74, 726,877.29 and 285,010.41 is: 393,313.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,723.74 : 726,877.29 = 285,010.41 : x
  2. Step 2: Convert to fraction form
    526,723.74/726,877.29 = 285,010.41/x
  3. Step 3: Cross multiply
    526,723.74x = 726,877.29 × 285,010.41
  4. Step 4: Simplify right side
    526,723.74x = 207,167,594,442.59
  5. Step 5: Solve for x
    x = 207,167,594,442.59/526,723.74
  6. Step 6: Final answer
    x = 393,313.57

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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.