Home / 765,626.40-1,148,605.62-233,133.48

Finding the Fourth Proportional to 765,626.40, 1,148,605.62 and 233,133.48

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Solution

The fourth proportional to 765,626.40, 1,148,605.62 and 233,133.48 is: 349,750.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,626.40 : 1,148,605.62 = 233,133.48 : x
  2. Step 2: Convert to fraction form
    765,626.40/1,148,605.62 = 233,133.48/x
  3. Step 3: Cross multiply
    765,626.40x = 1,148,605.62 × 233,133.48
  4. Step 4: Simplify right side
    765,626.40x = 267,778,425,338.16
  5. Step 5: Solve for x
    x = 267,778,425,338.16/765,626.40
  6. Step 6: Final answer
    x = 349,750.77

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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.