Home / 649,347.21-896,097.60-362,867.28

Finding the Fourth Proportional to 649,347.21, 896,097.60 and 362,867.28

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Solution

The fourth proportional to 649,347.21, 896,097.60 and 362,867.28 is: 500,755.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,347.21 : 896,097.60 = 362,867.28 : x
  2. Step 2: Convert to fraction form
    649,347.21/896,097.60 = 362,867.28/x
  3. Step 3: Cross multiply
    649,347.21x = 896,097.60 × 362,867.28
  4. Step 4: Simplify right side
    649,347.21x = 325,164,498,726.53
  5. Step 5: Solve for x
    x = 325,164,498,726.53/649,347.21
  6. Step 6: Final answer
    x = 500,755.98

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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.