Home / 753,733.07-1,130,606.09-221,262.83

Finding the Fourth Proportional to 753,733.07, 1,130,606.09 and 221,262.83

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Solution

The fourth proportional to 753,733.07, 1,130,606.09 and 221,262.83 is: 331,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,733.07 : 1,130,606.09 = 221,262.83 : x
  2. Step 2: Convert to fraction form
    753,733.07/1,130,606.09 = 221,262.83/x
  3. Step 3: Cross multiply
    753,733.07x = 1,130,606.09 × 221,262.83
  4. Step 4: Simplify right side
    753,733.07x = 250,161,101,982.32
  5. Step 5: Solve for x
    x = 250,161,101,982.32/753,733.07
  6. Step 6: Final answer
    x = 331,896.15

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1.5x scale

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.