Home / 451,426.04-622,538.16-270,109.16

Finding the Fourth Proportional to 451,426.04, 622,538.16 and 270,109.16

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Solution

The fourth proportional to 451,426.04, 622,538.16 and 270,109.16 is: 372,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,426.04 : 622,538.16 = 270,109.16 : x
  2. Step 2: Convert to fraction form
    451,426.04/622,538.16 = 270,109.16/x
  3. Step 3: Cross multiply
    451,426.04x = 622,538.16 × 270,109.16
  4. Step 4: Simplify right side
    451,426.04x = 168,153,259,465.55
  5. Step 5: Solve for x
    x = 168,153,259,465.55/451,426.04
  6. Step 6: Final answer
    x = 372,493.49

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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.