Home / 389,286.81-584,258.31-152,795.52

Finding the Fourth Proportional to 389,286.81, 584,258.31 and 152,795.52

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Solution

The fourth proportional to 389,286.81, 584,258.31 and 152,795.52 is: 229,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,286.81 : 584,258.31 = 152,795.52 : x
  2. Step 2: Convert to fraction form
    389,286.81/584,258.31 = 152,795.52/x
  3. Step 3: Cross multiply
    389,286.81x = 584,258.31 × 152,795.52
  4. Step 4: Simplify right side
    389,286.81x = 89,272,052,290.77
  5. Step 5: Solve for x
    x = 89,272,052,290.77/389,286.81
  6. Step 6: Final answer
    x = 229,322.06

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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.