Home / 746,206.02-1,119,304.78-213,727.21

Finding the Fourth Proportional to 746,206.02, 1,119,304.78 and 213,727.21

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Solution

The fourth proportional to 746,206.02, 1,119,304.78 and 213,727.21 is: 320,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,206.02 : 1,119,304.78 = 213,727.21 : x
  2. Step 2: Convert to fraction form
    746,206.02/1,119,304.78 = 213,727.21/x
  3. Step 3: Cross multiply
    746,206.02x = 1,119,304.78 × 213,727.21
  4. Step 4: Simplify right side
    746,206.02x = 239,225,884,436.48
  5. Step 5: Solve for x
    x = 239,225,884,436.48/746,206.02
  6. Step 6: Final answer
    x = 320,589.59

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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.