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Finding the Fourth Proportional to 531,801.70, 797,037.32 and 265,636.52

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Solution

The fourth proportional to 531,801.70, 797,037.32 and 265,636.52 is: 398,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,801.70 : 797,037.32 = 265,636.52 : x
  2. Step 2: Convert to fraction form
    531,801.70/797,037.32 = 265,636.52/x
  3. Step 3: Cross multiply
    531,801.70x = 797,037.32 × 265,636.52
  4. Step 4: Simplify right side
    531,801.70x = 211,722,219,994.93
  5. Step 5: Solve for x
    x = 211,722,219,994.93/531,801.70
  6. Step 6: Final answer
    x = 398,122.50

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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.