Home / 349,632.72-524,052.18-307,431.18

Finding the Fourth Proportional to 349,632.72, 524,052.18 and 307,431.18

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Solution

The fourth proportional to 349,632.72, 524,052.18 and 307,431.18 is: 460,797.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,632.72 : 524,052.18 = 307,431.18 : x
  2. Step 2: Convert to fraction form
    349,632.72/524,052.18 = 307,431.18/x
  3. Step 3: Cross multiply
    349,632.72x = 524,052.18 × 307,431.18
  4. Step 4: Simplify right side
    349,632.72x = 161,109,980,078.97
  5. Step 5: Solve for x
    x = 161,109,980,078.97/349,632.72
  6. Step 6: Final answer
    x = 460,797.78

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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.