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Finding the Fourth Proportional to 417,595.96, 625,835.58 and 217,496.26

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Solution

The fourth proportional to 417,595.96, 625,835.58 and 217,496.26 is: 325,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,595.96 : 625,835.58 = 217,496.26 : x
  2. Step 2: Convert to fraction form
    417,595.96/625,835.58 = 217,496.26/x
  3. Step 3: Cross multiply
    417,595.96x = 625,835.58 × 217,496.26
  4. Step 4: Simplify right side
    417,595.96x = 136,116,898,024.93
  5. Step 5: Solve for x
    x = 136,116,898,024.93/417,595.96
  6. Step 6: Final answer
    x = 325,953.58

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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.