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Finding the Fourth Proportional to 364,330.17, 546,334.74 and 164,642.49

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Solution

The fourth proportional to 364,330.17, 546,334.74 and 164,642.49 is: 246,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,330.17 : 546,334.74 = 164,642.49 : x
  2. Step 2: Convert to fraction form
    364,330.17/546,334.74 = 164,642.49/x
  3. Step 3: Cross multiply
    364,330.17x = 546,334.74 × 164,642.49
  4. Step 4: Simplify right side
    364,330.17x = 89,949,911,967.10
  5. Step 5: Solve for x
    x = 89,949,911,967.10/364,330.17
  6. Step 6: Final answer
    x = 246,891.20

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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.