Home / 816,214.80-1,224,325.02-247,600.80

Finding the Fourth Proportional to 816,214.80, 1,224,325.02 and 247,600.80

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Solution

The fourth proportional to 816,214.80, 1,224,325.02 and 247,600.80 is: 371,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,214.80 : 1,224,325.02 = 247,600.80 : x
  2. Step 2: Convert to fraction form
    816,214.80/1,224,325.02 = 247,600.80/x
  3. Step 3: Cross multiply
    816,214.80x = 1,224,325.02 × 247,600.80
  4. Step 4: Simplify right side
    816,214.80x = 303,143,854,412.02
  5. Step 5: Solve for x
    x = 303,143,854,412.02/816,214.80
  6. Step 6: Final answer
    x = 371,402.06

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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.