Home / 932,859.02-1,399,296.38-258,992.88

Finding the Fourth Proportional to 932,859.02, 1,399,296.38 and 258,992.88

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Solution

The fourth proportional to 932,859.02, 1,399,296.38 and 258,992.88 is: 388,491.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,859.02 : 1,399,296.38 = 258,992.88 : x
  2. Step 2: Convert to fraction form
    932,859.02/1,399,296.38 = 258,992.88/x
  3. Step 3: Cross multiply
    932,859.02x = 1,399,296.38 × 258,992.88
  4. Step 4: Simplify right side
    932,859.02x = 362,407,792,887.45
  5. Step 5: Solve for x
    x = 362,407,792,887.45/932,859.02
  6. Step 6: Final answer
    x = 388,491.49

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1.5x scale

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.