Home / 338,566.42-507,412.23-161,127.82

Finding the Fourth Proportional to 338,566.42, 507,412.23 and 161,127.82

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Solution

The fourth proportional to 338,566.42, 507,412.23 and 161,127.82 is: 241,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,566.42 : 507,412.23 = 161,127.82 : x
  2. Step 2: Convert to fraction form
    338,566.42/507,412.23 = 161,127.82/x
  3. Step 3: Cross multiply
    338,566.42x = 507,412.23 × 161,127.82
  4. Step 4: Simplify right side
    338,566.42x = 81,758,226,461.24
  5. Step 5: Solve for x
    x = 81,758,226,461.24/338,566.42
  6. Step 6: Final answer
    x = 241,483.57

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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.