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Finding the Fourth Proportional to 334,802.76, 461,711.52 and 219,878.88

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Solution

The fourth proportional to 334,802.76, 461,711.52 and 219,878.88 is: 303,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,802.76 : 461,711.52 = 219,878.88 : x
  2. Step 2: Convert to fraction form
    334,802.76/461,711.52 = 219,878.88/x
  3. Step 3: Cross multiply
    334,802.76x = 461,711.52 × 219,878.88
  4. Step 4: Simplify right side
    334,802.76x = 101,520,611,900.70
  5. Step 5: Solve for x
    x = 101,520,611,900.70/334,802.76
  6. Step 6: Final answer
    x = 303,225.13

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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.