Home / 303,290.19-454,918.88-92,928.74

Finding the Fourth Proportional to 303,290.19, 454,918.88 and 92,928.74

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Solution

The fourth proportional to 303,290.19, 454,918.88 and 92,928.74 is: 139,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,290.19 : 454,918.88 = 92,928.74 : x
  2. Step 2: Convert to fraction form
    303,290.19/454,918.88 = 92,928.74/x
  3. Step 3: Cross multiply
    303,290.19x = 454,918.88 × 92,928.74
  4. Step 4: Simplify right side
    303,290.19x = 42,275,036,278.34
  5. Step 5: Solve for x
    x = 42,275,036,278.34/303,290.19
  6. Step 6: Final answer
    x = 139,388.08

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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.