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Finding the Fourth Proportional to 573,534.44, 791,521.86 and 344,100.36

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Solution

The fourth proportional to 573,534.44, 791,521.86 and 344,100.36 is: 474,885.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,534.44 : 791,521.86 = 344,100.36 : x
  2. Step 2: Convert to fraction form
    573,534.44/791,521.86 = 344,100.36/x
  3. Step 3: Cross multiply
    573,534.44x = 791,521.86 × 344,100.36
  4. Step 4: Simplify right side
    573,534.44x = 272,362,956,973.87
  5. Step 5: Solve for x
    x = 272,362,956,973.87/573,534.44
  6. Step 6: Final answer
    x = 474,885.09

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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.