Home / 722,047.16-1,083,193.70-362,389.52

Finding the Fourth Proportional to 722,047.16, 1,083,193.70 and 362,389.52

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Solution

The fourth proportional to 722,047.16, 1,083,193.70 and 362,389.52 is: 543,645.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,047.16 : 1,083,193.70 = 362,389.52 : x
  2. Step 2: Convert to fraction form
    722,047.16/1,083,193.70 = 362,389.52/x
  3. Step 3: Cross multiply
    722,047.16x = 1,083,193.70 × 362,389.52
  4. Step 4: Simplify right side
    722,047.16x = 392,538,037,782.11
  5. Step 5: Solve for x
    x = 392,538,037,782.11/722,047.16
  6. Step 6: Final answer
    x = 543,645.99

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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.