Home / 816,093.40-1,224,312.90-247,427.80

Finding the Fourth Proportional to 816,093.40, 1,224,312.90 and 247,427.80

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Solution

The fourth proportional to 816,093.40, 1,224,312.90 and 247,427.80 is: 371,194.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,093.40 : 1,224,312.90 = 247,427.80 : x
  2. Step 2: Convert to fraction form
    816,093.40/1,224,312.90 = 247,427.80/x
  3. Step 3: Cross multiply
    816,093.40x = 1,224,312.90 × 247,427.80
  4. Step 4: Simplify right side
    816,093.40x = 302,929,047,358.62
  5. Step 5: Solve for x
    x = 302,929,047,358.62/816,093.40
  6. Step 6: Final answer
    x = 371,194.09

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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.