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Finding the Fourth Proportional to 552,160.20, 827,802.90 and 302,842.20

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Solution

The fourth proportional to 552,160.20, 827,802.90 and 302,842.20 is: 454,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,160.20 : 827,802.90 = 302,842.20 : x
  2. Step 2: Convert to fraction form
    552,160.20/827,802.90 = 302,842.20/x
  3. Step 3: Cross multiply
    552,160.20x = 827,802.90 × 302,842.20
  4. Step 4: Simplify right side
    552,160.20x = 250,693,651,402.38
  5. Step 5: Solve for x
    x = 250,693,651,402.38/552,160.20
  6. Step 6: Final answer
    x = 454,023.40

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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.