Home / 346,268.16-477,304.20-255,332.88

Finding the Fourth Proportional to 346,268.16, 477,304.20 and 255,332.88

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Solution

The fourth proportional to 346,268.16, 477,304.20 and 255,332.88 is: 351,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,268.16 : 477,304.20 = 255,332.88 : x
  2. Step 2: Convert to fraction form
    346,268.16/477,304.20 = 255,332.88/x
  3. Step 3: Cross multiply
    346,268.16x = 477,304.20 × 255,332.88
  4. Step 4: Simplify right side
    346,268.16x = 121,871,456,022.10
  5. Step 5: Solve for x
    x = 121,871,456,022.10/346,268.16
  6. Step 6: Final answer
    x = 351,956.86

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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.