Home / 447,830.17-617,977.62-246,626.17

Finding the Fourth Proportional to 447,830.17, 617,977.62 and 246,626.17

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Solution

The fourth proportional to 447,830.17, 617,977.62 and 246,626.17 is: 340,328.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,830.17 : 617,977.62 = 246,626.17 : x
  2. Step 2: Convert to fraction form
    447,830.17/617,977.62 = 246,626.17/x
  3. Step 3: Cross multiply
    447,830.17x = 617,977.62 × 246,626.17
  4. Step 4: Simplify right side
    447,830.17x = 152,409,453,566.32
  5. Step 5: Solve for x
    x = 152,409,453,566.32/447,830.17
  6. Step 6: Final answer
    x = 340,328.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.