Home / 801,806.37-1,106,510.40-457,635.35

Finding the Fourth Proportional to 801,806.37, 1,106,510.40 and 457,635.35

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Solution

The fourth proportional to 801,806.37, 1,106,510.40 and 457,635.35 is: 631,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,806.37 : 1,106,510.40 = 457,635.35 : x
  2. Step 2: Convert to fraction form
    801,806.37/1,106,510.40 = 457,635.35/x
  3. Step 3: Cross multiply
    801,806.37x = 1,106,510.40 × 457,635.35
  4. Step 4: Simplify right side
    801,806.37x = 506,378,268,650.09
  5. Step 5: Solve for x
    x = 506,378,268,650.09/801,806.37
  6. Step 6: Final answer
    x = 631,546.83

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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.