Home / 385,929.54-532,582.75-235,026.54

Finding the Fourth Proportional to 385,929.54, 532,582.75 and 235,026.54

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Solution

The fourth proportional to 385,929.54, 532,582.75 and 235,026.54 is: 324,336.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,929.54 : 532,582.75 = 235,026.54 : x
  2. Step 2: Convert to fraction form
    385,929.54/532,582.75 = 235,026.54/x
  3. Step 3: Cross multiply
    385,929.54x = 532,582.75 × 235,026.54
  4. Step 4: Simplify right side
    385,929.54x = 125,171,080,996.19
  5. Step 5: Solve for x
    x = 125,171,080,996.19/385,929.54
  6. Step 6: Final answer
    x = 324,336.62

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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.