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Finding the Fourth Proportional to 540,590.96, 746,031.10 and 298,889.14

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Solution

The fourth proportional to 540,590.96, 746,031.10 and 298,889.14 is: 412,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,590.96 : 746,031.10 = 298,889.14 : x
  2. Step 2: Convert to fraction form
    540,590.96/746,031.10 = 298,889.14/x
  3. Step 3: Cross multiply
    540,590.96x = 746,031.10 × 298,889.14
  4. Step 4: Simplify right side
    540,590.96x = 222,980,593,892.25
  5. Step 5: Solve for x
    x = 222,980,593,892.25/540,590.96
  6. Step 6: Final answer
    x = 412,475.62

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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.