Home / 534,018.40-800,143.04-375,472.24

Finding the Fourth Proportional to 534,018.40, 800,143.04 and 375,472.24

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Solution

The fourth proportional to 534,018.40, 800,143.04 and 375,472.24 is: 562,586.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,018.40 : 800,143.04 = 375,472.24 : x
  2. Step 2: Convert to fraction form
    534,018.40/800,143.04 = 375,472.24/x
  3. Step 3: Cross multiply
    534,018.40x = 800,143.04 × 375,472.24
  4. Step 4: Simplify right side
    534,018.40x = 300,431,499,549.21
  5. Step 5: Solve for x
    x = 300,431,499,549.21/534,018.40
  6. Step 6: Final answer
    x = 562,586.42

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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.