Home / 765,622.37-1,148,599.61-233,129.45

Finding the Fourth Proportional to 765,622.37, 1,148,599.61 and 233,129.45

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Solution

The fourth proportional to 765,622.37, 1,148,599.61 and 233,129.45 is: 349,744.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,622.37 : 1,148,599.61 = 233,129.45 : x
  2. Step 2: Convert to fraction form
    765,622.37/1,148,599.61 = 233,129.45/x
  3. Step 3: Cross multiply
    765,622.37x = 1,148,599.61 × 233,129.45
  4. Step 4: Simplify right side
    765,622.37x = 267,772,395,349.52
  5. Step 5: Solve for x
    x = 267,772,395,349.52/765,622.37
  6. Step 6: Final answer
    x = 349,744.74

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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.