Home / 903,838.68-1,247,336.46-541,321.56

Finding the Fourth Proportional to 903,838.68, 1,247,336.46 and 541,321.56

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Solution

The fourth proportional to 903,838.68, 1,247,336.46 and 541,321.56 is: 747,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,838.68 : 1,247,336.46 = 541,321.56 : x
  2. Step 2: Convert to fraction form
    903,838.68/1,247,336.46 = 541,321.56/x
  3. Step 3: Cross multiply
    903,838.68x = 1,247,336.46 × 541,321.56
  4. Step 4: Simplify right side
    903,838.68x = 675,210,118,372.08
  5. Step 5: Solve for x
    x = 675,210,118,372.08/903,838.68
  6. Step 6: Final answer
    x = 747,047.16

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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.