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Finding the Fourth Proportional to 540,953.35, 746,484.60 and 295,889.47

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Solution

The fourth proportional to 540,953.35, 746,484.60 and 295,889.47 is: 408,310.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,953.35 : 746,484.60 = 295,889.47 : x
  2. Step 2: Convert to fraction form
    540,953.35/746,484.60 = 295,889.47/x
  3. Step 3: Cross multiply
    540,953.35x = 746,484.60 × 295,889.47
  4. Step 4: Simplify right side
    540,953.35x = 220,876,932,657.16
  5. Step 5: Solve for x
    x = 220,876,932,657.16/540,953.35
  6. Step 6: Final answer
    x = 408,310.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.