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Finding the Fourth Proportional to 358,739.01, 495,082.27 and 197,594.02

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Solution

The fourth proportional to 358,739.01, 495,082.27 and 197,594.02 is: 272,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,739.01 : 495,082.27 = 197,594.02 : x
  2. Step 2: Convert to fraction form
    358,739.01/495,082.27 = 197,594.02/x
  3. Step 3: Cross multiply
    358,739.01x = 495,082.27 × 197,594.02
  4. Step 4: Simplify right side
    358,739.01x = 97,825,296,268.08
  5. Step 5: Solve for x
    x = 97,825,296,268.08/358,739.01
  6. Step 6: Final answer
    x = 272,692.10

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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.