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Finding the Fourth Proportional to 372,499.83, 514,085.67 and 229,343.67

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Solution

The fourth proportional to 372,499.83, 514,085.67 and 229,343.67 is: 316,516.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,499.83 : 514,085.67 = 229,343.67 : x
  2. Step 2: Convert to fraction form
    372,499.83/514,085.67 = 229,343.67/x
  3. Step 3: Cross multiply
    372,499.83x = 514,085.67 × 229,343.67
  4. Step 4: Simplify right side
    372,499.83x = 117,902,294,252.21
  5. Step 5: Solve for x
    x = 117,902,294,252.21/372,499.83
  6. Step 6: Final answer
    x = 316,516.37

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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.