Home / 762,110.73-1,051,714.28-417,949.07

Finding the Fourth Proportional to 762,110.73, 1,051,714.28 and 417,949.07

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Solution

The fourth proportional to 762,110.73, 1,051,714.28 and 417,949.07 is: 576,770.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,110.73 : 1,051,714.28 = 417,949.07 : x
  2. Step 2: Convert to fraction form
    762,110.73/1,051,714.28 = 417,949.07/x
  3. Step 3: Cross multiply
    762,110.73x = 1,051,714.28 × 417,949.07
  4. Step 4: Simplify right side
    762,110.73x = 439,563,005,771.26
  5. Step 5: Solve for x
    x = 439,563,005,771.26/762,110.73
  6. Step 6: Final answer
    x = 576,770.53

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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.