Home / 957,703.91-1,321,615.64-528,024.02

Finding the Fourth Proportional to 957,703.91, 1,321,615.64 and 528,024.02

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Solution

The fourth proportional to 957,703.91, 1,321,615.64 and 528,024.02 is: 728,664.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,703.91 : 1,321,615.64 = 528,024.02 : x
  2. Step 2: Convert to fraction form
    957,703.91/1,321,615.64 = 528,024.02/x
  3. Step 3: Cross multiply
    957,703.91x = 1,321,615.64 × 528,024.02
  4. Step 4: Simplify right side
    957,703.91x = 697,844,797,839.66
  5. Step 5: Solve for x
    x = 697,844,797,839.66/957,703.91
  6. Step 6: Final answer
    x = 728,664.46

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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.