Home / 331,276.02-496,996.65-153,908.70

Finding the Fourth Proportional to 331,276.02, 496,996.65 and 153,908.70

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Solution

The fourth proportional to 331,276.02, 496,996.65 and 153,908.70 is: 230,901.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,276.02 : 496,996.65 = 153,908.70 : x
  2. Step 2: Convert to fraction form
    331,276.02/496,996.65 = 153,908.70/x
  3. Step 3: Cross multiply
    331,276.02x = 496,996.65 × 153,908.70
  4. Step 4: Simplify right side
    331,276.02x = 76,492,108,305.86
  5. Step 5: Solve for x
    x = 76,492,108,305.86/331,276.02
  6. Step 6: Final answer
    x = 230,901.43

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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.