Home / 306,858.40-460,332.96-157,183.36

Finding the Fourth Proportional to 306,858.40, 460,332.96 and 157,183.36

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Solution

The fourth proportional to 306,858.40, 460,332.96 and 157,183.36 is: 235,798.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,858.40 : 460,332.96 = 157,183.36 : x
  2. Step 2: Convert to fraction form
    306,858.40/460,332.96 = 157,183.36/x
  3. Step 3: Cross multiply
    306,858.40x = 460,332.96 × 157,183.36
  4. Step 4: Simplify right side
    306,858.40x = 72,356,681,371.55
  5. Step 5: Solve for x
    x = 72,356,681,371.55/306,858.40
  6. Step 6: Final answer
    x = 235,798.27

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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.