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Finding the Fourth Proportional to 475,579.80, 713,369.70 and 160,003.80

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Solution

The fourth proportional to 475,579.80, 713,369.70 and 160,003.80 is: 240,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,579.80 : 713,369.70 = 160,003.80 : x
  2. Step 2: Convert to fraction form
    475,579.80/713,369.70 = 160,003.80/x
  3. Step 3: Cross multiply
    475,579.80x = 713,369.70 × 160,003.80
  4. Step 4: Simplify right side
    475,579.80x = 114,141,862,804.86
  5. Step 5: Solve for x
    x = 114,141,862,804.86/475,579.80
  6. Step 6: Final answer
    x = 240,005.70

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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.