Home / 358,621.02-494,853.98-205,651.35

Finding the Fourth Proportional to 358,621.02, 494,853.98 and 205,651.35

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Solution

The fourth proportional to 358,621.02, 494,853.98 and 205,651.35 is: 283,774.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,621.02 : 494,853.98 = 205,651.35 : x
  2. Step 2: Convert to fraction form
    358,621.02/494,853.98 = 205,651.35/x
  3. Step 3: Cross multiply
    358,621.02x = 494,853.98 × 205,651.35
  4. Step 4: Simplify right side
    358,621.02x = 101,767,388,011.62
  5. Step 5: Solve for x
    x = 101,767,388,011.62/358,621.02
  6. Step 6: Final answer
    x = 283,774.19

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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.