Home / 307,619.70-461,502.45-157,883.10

Finding the Fourth Proportional to 307,619.70, 461,502.45 and 157,883.10

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Solution

The fourth proportional to 307,619.70, 461,502.45 and 157,883.10 is: 236,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,619.70 : 461,502.45 = 157,883.10 : x
  2. Step 2: Convert to fraction form
    307,619.70/461,502.45 = 157,883.10/x
  3. Step 3: Cross multiply
    307,619.70x = 461,502.45 × 157,883.10
  4. Step 4: Simplify right side
    307,619.70x = 72,863,437,463.60
  5. Step 5: Solve for x
    x = 72,863,437,463.60/307,619.70
  6. Step 6: Final answer
    x = 236,862.07

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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.