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Finding the Fourth Proportional to 474,598.86, 655,019.94 and 270,650.16

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Solution

The fourth proportional to 474,598.86, 655,019.94 and 270,650.16 is: 373,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,598.86 : 655,019.94 = 270,650.16 : x
  2. Step 2: Convert to fraction form
    474,598.86/655,019.94 = 270,650.16/x
  3. Step 3: Cross multiply
    474,598.86x = 655,019.94 × 270,650.16
  4. Step 4: Simplify right side
    474,598.86x = 177,281,251,564.19
  5. Step 5: Solve for x
    x = 177,281,251,564.19/474,598.86
  6. Step 6: Final answer
    x = 373,539.14

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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.