Home / 360,402.24-497,312.10-199,235.64

Finding the Fourth Proportional to 360,402.24, 497,312.10 and 199,235.64

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Solution

The fourth proportional to 360,402.24, 497,312.10 and 199,235.64 is: 274,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,402.24 : 497,312.10 = 199,235.64 : x
  2. Step 2: Convert to fraction form
    360,402.24/497,312.10 = 199,235.64/x
  3. Step 3: Cross multiply
    360,402.24x = 497,312.10 × 199,235.64
  4. Step 4: Simplify right side
    360,402.24x = 99,082,294,523.24
  5. Step 5: Solve for x
    x = 99,082,294,523.24/360,402.24
  6. Step 6: Final answer
    x = 274,921.42

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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.