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Finding the Fourth Proportional to 534,007.38, 800,126.55 and 375,461.22

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Solution

The fourth proportional to 534,007.38, 800,126.55 and 375,461.22 is: 562,569.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,007.38 : 800,126.55 = 375,461.22 : x
  2. Step 2: Convert to fraction form
    534,007.38/800,126.55 = 375,461.22/x
  3. Step 3: Cross multiply
    534,007.38x = 800,126.55 × 375,461.22
  4. Step 4: Simplify right side
    534,007.38x = 300,416,490,617.39
  5. Step 5: Solve for x
    x = 300,416,490,617.39/534,007.38
  6. Step 6: Final answer
    x = 562,569.92

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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.