Home / 398,240.02-595,956.30-248,550.40

Finding the Fourth Proportional to 398,240.02, 595,956.30 and 248,550.40

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Solution

The fourth proportional to 398,240.02, 595,956.30 and 248,550.40 is: 371,949.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,240.02 : 595,956.30 = 248,550.40 : x
  2. Step 2: Convert to fraction form
    398,240.02/595,956.30 = 248,550.40/x
  3. Step 3: Cross multiply
    398,240.02x = 595,956.30 × 248,550.40
  4. Step 4: Simplify right side
    398,240.02x = 148,125,176,747.52
  5. Step 5: Solve for x
    x = 148,125,176,747.52/398,240.02
  6. Step 6: Final answer
    x = 371,949.50

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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.