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Finding the Fourth Proportional to 471,544.90, 649,492.34 and 362,440.58

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Solution

The fourth proportional to 471,544.90, 649,492.34 and 362,440.58 is: 499,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,544.90 : 649,492.34 = 362,440.58 : x
  2. Step 2: Convert to fraction form
    471,544.90/649,492.34 = 362,440.58/x
  3. Step 3: Cross multiply
    471,544.90x = 649,492.34 × 362,440.58
  4. Step 4: Simplify right side
    471,544.90x = 235,402,380,415.16
  5. Step 5: Solve for x
    x = 235,402,380,415.16/471,544.90
  6. Step 6: Final answer
    x = 499,215.20

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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.