Home / 930,078.27-1,283,408.60-522,224.94

Finding the Fourth Proportional to 930,078.27, 1,283,408.60 and 522,224.94

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Solution

The fourth proportional to 930,078.27, 1,283,408.60 and 522,224.94 is: 720,614.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,078.27 : 1,283,408.60 = 522,224.94 : x
  2. Step 2: Convert to fraction form
    930,078.27/1,283,408.60 = 522,224.94/x
  3. Step 3: Cross multiply
    930,078.27x = 1,283,408.60 × 522,224.94
  4. Step 4: Simplify right side
    930,078.27x = 670,227,979,130.48
  5. Step 5: Solve for x
    x = 670,227,979,130.48/930,078.27
  6. Step 6: Final answer
    x = 720,614.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.