Home / 862,931.02-1,294,583.38-330,452.08

Finding the Fourth Proportional to 862,931.02, 1,294,583.38 and 330,452.08

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Solution

The fourth proportional to 862,931.02, 1,294,583.38 and 330,452.08 is: 495,749.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,931.02 : 1,294,583.38 = 330,452.08 : x
  2. Step 2: Convert to fraction form
    862,931.02/1,294,583.38 = 330,452.08/x
  3. Step 3: Cross multiply
    862,931.02x = 1,294,583.38 × 330,452.08
  4. Step 4: Simplify right side
    862,931.02x = 427,797,770,654.43
  5. Step 5: Solve for x
    x = 427,797,770,654.43/862,931.02
  6. Step 6: Final answer
    x = 495,749.67

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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.