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Finding the Fourth Proportional to 604,548, 834,281.10 and 336,276

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Solution

The fourth proportional to 604,548, 834,281.10 and 336,276 is: 464,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,548 : 834,281.10 = 336,276 : x
  2. Step 2: Convert to fraction form
    604,548/834,281.10 = 336,276/x
  3. Step 3: Cross multiply
    604,548x = 834,281.10 × 336,276
  4. Step 4: Simplify right side
    604,548x = 280,548,711,183.60
  5. Step 5: Solve for x
    x = 280,548,711,183.60/604,548
  6. Step 6: Final answer
    x = 464,063.58

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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.