Home / 957,005.28-1,435,712.04-477,490.95

Finding the Fourth Proportional to 957,005.28, 1,435,712.04 and 477,490.95

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Solution

The fourth proportional to 957,005.28, 1,435,712.04 and 477,490.95 is: 716,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,005.28 : 1,435,712.04 = 477,490.95 : x
  2. Step 2: Convert to fraction form
    957,005.28/1,435,712.04 = 477,490.95/x
  3. Step 3: Cross multiply
    957,005.28x = 1,435,712.04 × 477,490.95
  4. Step 4: Simplify right side
    957,005.28x = 685,539,505,906.04
  5. Step 5: Solve for x
    x = 685,539,505,906.04/957,005.28
  6. Step 6: Final answer
    x = 716,338.27

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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.