Home / 451,815.95-677,364.28-223,951.21

Finding the Fourth Proportional to 451,815.95, 677,364.28 and 223,951.21

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Solution

The fourth proportional to 451,815.95, 677,364.28 and 223,951.21 is: 335,748.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,815.95 : 677,364.28 = 223,951.21 : x
  2. Step 2: Convert to fraction form
    451,815.95/677,364.28 = 223,951.21/x
  3. Step 3: Cross multiply
    451,815.95x = 677,364.28 × 223,951.21
  4. Step 4: Simplify right side
    451,815.95x = 151,696,547,863.49
  5. Step 5: Solve for x
    x = 151,696,547,863.49/451,815.95
  6. Step 6: Final answer
    x = 335,748.54

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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.