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Finding the Fourth Proportional to 347,261.34, 520,886.61 and 110,602.02

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Solution

The fourth proportional to 347,261.34, 520,886.61 and 110,602.02 is: 165,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,261.34 : 520,886.61 = 110,602.02 : x
  2. Step 2: Convert to fraction form
    347,261.34/520,886.61 = 110,602.02/x
  3. Step 3: Cross multiply
    347,261.34x = 520,886.61 × 110,602.02
  4. Step 4: Simplify right side
    347,261.34x = 57,611,111,256.95
  5. Step 5: Solve for x
    x = 57,611,111,256.95/347,261.34
  6. Step 6: Final answer
    x = 165,901.31

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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.