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Finding the Fourth Proportional to 475,742.63, 656,533.83 and 260,869.88

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Solution

The fourth proportional to 475,742.63, 656,533.83 and 260,869.88 is: 360,005.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,742.63 : 656,533.83 = 260,869.88 : x
  2. Step 2: Convert to fraction form
    475,742.63/656,533.83 = 260,869.88/x
  3. Step 3: Cross multiply
    475,742.63x = 656,533.83 × 260,869.88
  4. Step 4: Simplify right side
    475,742.63x = 171,269,898,165.37
  5. Step 5: Solve for x
    x = 171,269,898,165.37/475,742.63
  6. Step 6: Final answer
    x = 360,005.37

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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.