Home / 605,402.32-834,582.52-423,550.84

Finding the Fourth Proportional to 605,402.32, 834,582.52 and 423,550.84

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Solution

The fourth proportional to 605,402.32, 834,582.52 and 423,550.84 is: 583,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,402.32 : 834,582.52 = 423,550.84 : x
  2. Step 2: Convert to fraction form
    605,402.32/834,582.52 = 423,550.84/x
  3. Step 3: Cross multiply
    605,402.32x = 834,582.52 × 423,550.84
  4. Step 4: Simplify right side
    605,402.32x = 353,488,127,395.32
  5. Step 5: Solve for x
    x = 353,488,127,395.32/605,402.32
  6. Step 6: Final answer
    x = 583,889.61

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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.