Home / 360,433.35-497,389.23-199,284.30

Finding the Fourth Proportional to 360,433.35, 497,389.23 and 199,284.30

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Solution

The fourth proportional to 360,433.35, 497,389.23 and 199,284.30 is: 275,007.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,433.35 : 497,389.23 = 199,284.30 : x
  2. Step 2: Convert to fraction form
    360,433.35/497,389.23 = 199,284.30/x
  3. Step 3: Cross multiply
    360,433.35x = 497,389.23 × 199,284.30
  4. Step 4: Simplify right side
    360,433.35x = 99,121,864,528.09
  5. Step 5: Solve for x
    x = 99,121,864,528.09/360,433.35
  6. Step 6: Final answer
    x = 275,007.47

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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.