Home / 1,241,280.28-1,861,917.06-330,462.76

Finding the Fourth Proportional to 1,241,280.28, 1,861,917.06 and 330,462.76

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Solution

The fourth proportional to 1,241,280.28, 1,861,917.06 and 330,462.76 is: 495,693.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,280.28 : 1,861,917.06 = 330,462.76 : x
  2. Step 2: Convert to fraction form
    1,241,280.28/1,861,917.06 = 330,462.76/x
  3. Step 3: Cross multiply
    1,241,280.28x = 1,861,917.06 × 330,462.76
  4. Step 4: Simplify right side
    1,241,280.28x = 615,294,250,538.69
  5. Step 5: Solve for x
    x = 615,294,250,538.69/1,241,280.28
  6. Step 6: Final answer
    x = 495,693.25

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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.