Home / 375,927.56-518,666.68-230,583.98

Finding the Fourth Proportional to 375,927.56, 518,666.68 and 230,583.98

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Solution

The fourth proportional to 375,927.56, 518,666.68 and 230,583.98 is: 318,136.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,927.56 : 518,666.68 = 230,583.98 : x
  2. Step 2: Convert to fraction form
    375,927.56/518,666.68 = 230,583.98/x
  3. Step 3: Cross multiply
    375,927.56x = 518,666.68 × 230,583.98
  4. Step 4: Simplify right side
    375,927.56x = 119,596,228,952.68
  5. Step 5: Solve for x
    x = 119,596,228,952.68/375,927.56
  6. Step 6: Final answer
    x = 318,136.37

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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.