Home / 761,255.21-1,141,882.11-710,809.83

Finding the Fourth Proportional to 761,255.21, 1,141,882.11 and 710,809.83

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Solution

The fourth proportional to 761,255.21, 1,141,882.11 and 710,809.83 is: 1,066,214.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,255.21 : 1,141,882.11 = 710,809.83 : x
  2. Step 2: Convert to fraction form
    761,255.21/1,141,882.11 = 710,809.83/x
  3. Step 3: Cross multiply
    761,255.21x = 1,141,882.11 × 710,809.83
  4. Step 4: Simplify right side
    761,255.21x = 811,661,028,489.14
  5. Step 5: Solve for x
    x = 811,661,028,489.14/761,255.21
  6. Step 6: Final answer
    x = 1,066,214.08

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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.