Home / 813,599.32-1,219,551.72-273,454.60

Finding the Fourth Proportional to 813,599.32, 1,219,551.72 and 273,454.60

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Solution

The fourth proportional to 813,599.32, 1,219,551.72 and 273,454.60 is: 409,897.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,599.32 : 1,219,551.72 = 273,454.60 : x
  2. Step 2: Convert to fraction form
    813,599.32/1,219,551.72 = 273,454.60/x
  3. Step 3: Cross multiply
    813,599.32x = 1,219,551.72 × 273,454.60
  4. Step 4: Simplify right side
    813,599.32x = 333,492,027,771.91
  5. Step 5: Solve for x
    x = 333,492,027,771.91/813,599.32
  6. Step 6: Final answer
    x = 409,897.13

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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.