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Finding the Fourth Proportional to 270,798.66, 406,193.40 and 93,301.74

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Solution

The fourth proportional to 270,798.66, 406,193.40 and 93,301.74 is: 139,951.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,798.66 : 406,193.40 = 93,301.74 : x
  2. Step 2: Convert to fraction form
    270,798.66/406,193.40 = 93,301.74/x
  3. Step 3: Cross multiply
    270,798.66x = 406,193.40 × 93,301.74
  4. Step 4: Simplify right side
    270,798.66x = 37,898,550,996.52
  5. Step 5: Solve for x
    x = 37,898,550,996.52/270,798.66
  6. Step 6: Final answer
    x = 139,951.03

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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.