Home / 540,928.46-746,246.72-325,946.36

Finding the Fourth Proportional to 540,928.46, 746,246.72 and 325,946.36

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Solution

The fourth proportional to 540,928.46, 746,246.72 and 325,946.36 is: 449,664.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,928.46 : 746,246.72 = 325,946.36 : x
  2. Step 2: Convert to fraction form
    540,928.46/746,246.72 = 325,946.36/x
  3. Step 3: Cross multiply
    540,928.46x = 746,246.72 × 325,946.36
  4. Step 4: Simplify right side
    540,928.46x = 243,236,404,726.42
  5. Step 5: Solve for x
    x = 243,236,404,726.42/540,928.46
  6. Step 6: Final answer
    x = 449,664.64

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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.