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Finding the Fourth Proportional to 220,510.44, 304,333.47 and 214,505.91

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Solution

The fourth proportional to 220,510.44, 304,333.47 and 214,505.91 is: 296,046.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,510.44 : 304,333.47 = 214,505.91 : x
  2. Step 2: Convert to fraction form
    220,510.44/304,333.47 = 214,505.91/x
  3. Step 3: Cross multiply
    220,510.44x = 304,333.47 × 214,505.91
  4. Step 4: Simplify right side
    220,510.44x = 65,281,327,925.81
  5. Step 5: Solve for x
    x = 65,281,327,925.81/220,510.44
  6. Step 6: Final answer
    x = 296,046.43

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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.