Home / 1,492,508.95-2,238,787.74-427,546.87

Finding the Fourth Proportional to 1,492,508.95, 2,238,787.74 and 427,546.87

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Solution

The fourth proportional to 1,492,508.95, 2,238,787.74 and 427,546.87 is: 641,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,508.95 : 2,238,787.74 = 427,546.87 : x
  2. Step 2: Convert to fraction form
    1,492,508.95/2,238,787.74 = 427,546.87/x
  3. Step 3: Cross multiply
    1,492,508.95x = 2,238,787.74 × 427,546.87
  4. Step 4: Simplify right side
    1,492,508.95x = 957,186,697,025.94
  5. Step 5: Solve for x
    x = 957,186,697,025.94/1,492,508.95
  6. Step 6: Final answer
    x = 641,327.27

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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.