Home / 537,675.74-741,905.71-308,190.80

Finding the Fourth Proportional to 537,675.74, 741,905.71 and 308,190.80

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Solution

The fourth proportional to 537,675.74, 741,905.71 and 308,190.80 is: 425,253.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,675.74 : 741,905.71 = 308,190.80 : x
  2. Step 2: Convert to fraction form
    537,675.74/741,905.71 = 308,190.80/x
  3. Step 3: Cross multiply
    537,675.74x = 741,905.71 × 308,190.80
  4. Step 4: Simplify right side
    537,675.74x = 228,648,514,081.65
  5. Step 5: Solve for x
    x = 228,648,514,081.65/537,675.74
  6. Step 6: Final answer
    x = 425,253.54

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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.