Home / 932,738.16-1,398,950.72-258,887.92

Finding the Fourth Proportional to 932,738.16, 1,398,950.72 and 258,887.92

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Solution

The fourth proportional to 932,738.16, 1,398,950.72 and 258,887.92 is: 388,288.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,738.16 : 1,398,950.72 = 258,887.92 : x
  2. Step 2: Convert to fraction form
    932,738.16/1,398,950.72 = 258,887.92/x
  3. Step 3: Cross multiply
    932,738.16x = 1,398,950.72 × 258,887.92
  4. Step 4: Simplify right side
    932,738.16x = 362,171,442,083.30
  5. Step 5: Solve for x
    x = 362,171,442,083.30/932,738.16
  6. Step 6: Final answer
    x = 388,288.44

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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.