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Finding the Fourth Proportional to 567,378.10, 852,051.30 and 301,657.60

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Solution

The fourth proportional to 567,378.10, 852,051.30 and 301,657.60 is: 453,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,378.10 : 852,051.30 = 301,657.60 : x
  2. Step 2: Convert to fraction form
    567,378.10/852,051.30 = 301,657.60/x
  3. Step 3: Cross multiply
    567,378.10x = 852,051.30 × 301,657.60
  4. Step 4: Simplify right side
    567,378.10x = 257,027,750,234.88
  5. Step 5: Solve for x
    x = 257,027,750,234.88/567,378.10
  6. Step 6: Final answer
    x = 453,009.64

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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.