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Finding the Fourth Proportional to 346,701.40, 520,052.10 and 110,062.60

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Solution

The fourth proportional to 346,701.40, 520,052.10 and 110,062.60 is: 165,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,701.40 : 520,052.10 = 110,062.60 : x
  2. Step 2: Convert to fraction form
    346,701.40/520,052.10 = 110,062.60/x
  3. Step 3: Cross multiply
    346,701.40x = 520,052.10 × 110,062.60
  4. Step 4: Simplify right side
    346,701.40x = 57,238,286,261.46
  5. Step 5: Solve for x
    x = 57,238,286,261.46/346,701.40
  6. Step 6: Final answer
    x = 165,093.90

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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.