Home / 761,481.54-1,050,954.84-439,127.46

Finding the Fourth Proportional to 761,481.54, 1,050,954.84 and 439,127.46

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Solution

The fourth proportional to 761,481.54, 1,050,954.84 and 439,127.46 is: 606,059.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,481.54 : 1,050,954.84 = 439,127.46 : x
  2. Step 2: Convert to fraction form
    761,481.54/1,050,954.84 = 439,127.46/x
  3. Step 3: Cross multiply
    761,481.54x = 1,050,954.84 × 439,127.46
  4. Step 4: Simplify right side
    761,481.54x = 461,503,129,463.91
  5. Step 5: Solve for x
    x = 461,503,129,463.91/761,481.54
  6. Step 6: Final answer
    x = 606,059.51

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1.5x scale

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.