Home / 765,668.63-1,148,669.27-233,175.98

Finding the Fourth Proportional to 765,668.63, 1,148,669.27 and 233,175.98

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Solution

The fourth proportional to 765,668.63, 1,148,669.27 and 233,175.98 is: 349,814.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,668.63 : 1,148,669.27 = 233,175.98 : x
  2. Step 2: Convert to fraction form
    765,668.63/1,148,669.27 = 233,175.98/x
  3. Step 3: Cross multiply
    765,668.63x = 1,148,669.27 × 233,175.98
  4. Step 4: Simplify right side
    765,668.63x = 267,842,082,728.14
  5. Step 5: Solve for x
    x = 267,842,082,728.14/765,668.63
  6. Step 6: Final answer
    x = 349,814.62

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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.