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Finding the Fourth Proportional to 347,774.60, 521,508.30 and 160,843.40

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Solution

The fourth proportional to 347,774.60, 521,508.30 and 160,843.40 is: 241,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,774.60 : 521,508.30 = 160,843.40 : x
  2. Step 2: Convert to fraction form
    347,774.60/521,508.30 = 160,843.40/x
  3. Step 3: Cross multiply
    347,774.60x = 521,508.30 × 160,843.40
  4. Step 4: Simplify right side
    347,774.60x = 83,881,168,100.22
  5. Step 5: Solve for x
    x = 83,881,168,100.22/347,774.60
  6. Step 6: Final answer
    x = 241,194.06

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1.5x scale

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.