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Finding the Fourth Proportional to 346,685.44, 520,047.60 and 97,348

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Solution

The fourth proportional to 346,685.44, 520,047.60 and 97,348 is: 146,027.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,685.44 : 520,047.60 = 97,348 : x
  2. Step 2: Convert to fraction form
    346,685.44/520,047.60 = 97,348/x
  3. Step 3: Cross multiply
    346,685.44x = 520,047.60 × 97,348
  4. Step 4: Simplify right side
    346,685.44x = 50,625,593,764.80
  5. Step 5: Solve for x
    x = 50,625,593,764.80/346,685.44
  6. Step 6: Final answer
    x = 146,027.46

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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.