Home / 450,340.02-675,509.49-213,553.53

Finding the Fourth Proportional to 450,340.02, 675,509.49 and 213,553.53

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Solution

The fourth proportional to 450,340.02, 675,509.49 and 213,553.53 is: 320,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,340.02 : 675,509.49 = 213,553.53 : x
  2. Step 2: Convert to fraction form
    450,340.02/675,509.49 = 213,553.53/x
  3. Step 3: Cross multiply
    450,340.02x = 675,509.49 × 213,553.53
  4. Step 4: Simplify right side
    450,340.02x = 144,257,436,138.00
  5. Step 5: Solve for x
    x = 144,257,436,138.00/450,340.02
  6. Step 6: Final answer
    x = 320,330.04

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1.5x scale

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.