Home / 798,643.71-1,102,121.37-436,065.84

Finding the Fourth Proportional to 798,643.71, 1,102,121.37 and 436,065.84

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Solution

The fourth proportional to 798,643.71, 1,102,121.37 and 436,065.84 is: 601,767.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,643.71 : 1,102,121.37 = 436,065.84 : x
  2. Step 2: Convert to fraction form
    798,643.71/1,102,121.37 = 436,065.84/x
  3. Step 3: Cross multiply
    798,643.71x = 1,102,121.37 × 436,065.84
  4. Step 4: Simplify right side
    798,643.71x = 480,597,480,991.00
  5. Step 5: Solve for x
    x = 480,597,480,991.00/798,643.71
  6. Step 6: Final answer
    x = 601,767.06

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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.