Home / 563,357.79-844,468.06-353,143.35

Finding the Fourth Proportional to 563,357.79, 844,468.06 and 353,143.35

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Solution

The fourth proportional to 563,357.79, 844,468.06 and 353,143.35 is: 529,358.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,357.79 : 844,468.06 = 353,143.35 : x
  2. Step 2: Convert to fraction form
    563,357.79/844,468.06 = 353,143.35/x
  3. Step 3: Cross multiply
    563,357.79x = 844,468.06 × 353,143.35
  4. Step 4: Simplify right side
    563,357.79x = 298,218,274,571.20
  5. Step 5: Solve for x
    x = 298,218,274,571.20/563,357.79
  6. Step 6: Final answer
    x = 529,358.58

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Double scale
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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.