Home / 875,838.29-1,313,644.28-276,859.89

Finding the Fourth Proportional to 875,838.29, 1,313,644.28 and 276,859.89

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Solution

The fourth proportional to 875,838.29, 1,313,644.28 and 276,859.89 is: 415,254.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,838.29 : 1,313,644.28 = 276,859.89 : x
  2. Step 2: Convert to fraction form
    875,838.29/1,313,644.28 = 276,859.89/x
  3. Step 3: Cross multiply
    875,838.29x = 1,313,644.28 × 276,859.89
  4. Step 4: Simplify right side
    875,838.29x = 363,695,409,475.63
  5. Step 5: Solve for x
    x = 363,695,409,475.63/875,838.29
  6. Step 6: Final answer
    x = 415,254.07

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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.