Home / 930,209.67-1,283,673.02-522,314.73

Finding the Fourth Proportional to 930,209.67, 1,283,673.02 and 522,314.73

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Solution

The fourth proportional to 930,209.67, 1,283,673.02 and 522,314.73 is: 720,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,209.67 : 1,283,673.02 = 522,314.73 : x
  2. Step 2: Convert to fraction form
    930,209.67/1,283,673.02 = 522,314.73/x
  3. Step 3: Cross multiply
    930,209.67x = 1,283,673.02 × 522,314.73
  4. Step 4: Simplify right side
    930,209.67x = 670,481,324,238.01
  5. Step 5: Solve for x
    x = 670,481,324,238.01/930,209.67
  6. Step 6: Final answer
    x = 720,785.16

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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.