Home / 662,525.28-992,504.88-396,495.36

Finding the Fourth Proportional to 662,525.28, 992,504.88 and 396,495.36

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Solution

The fourth proportional to 662,525.28, 992,504.88 and 396,495.36 is: 593,975.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,525.28 : 992,504.88 = 396,495.36 : x
  2. Step 2: Convert to fraction form
    662,525.28/992,504.88 = 396,495.36/x
  3. Step 3: Cross multiply
    662,525.28x = 992,504.88 × 396,495.36
  4. Step 4: Simplify right side
    662,525.28x = 393,523,579,697.36
  5. Step 5: Solve for x
    x = 393,523,579,697.36/662,525.28
  6. Step 6: Final answer
    x = 593,975.19

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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.