Home / 557,267.85-769,029.39-302,618.97

Finding the Fourth Proportional to 557,267.85, 769,029.39 and 302,618.97

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Solution

The fourth proportional to 557,267.85, 769,029.39 and 302,618.97 is: 417,614.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,267.85 : 769,029.39 = 302,618.97 : x
  2. Step 2: Convert to fraction form
    557,267.85/769,029.39 = 302,618.97/x
  3. Step 3: Cross multiply
    557,267.85x = 769,029.39 × 302,618.97
  4. Step 4: Simplify right side
    557,267.85x = 232,722,881,901.53
  5. Step 5: Solve for x
    x = 232,722,881,901.53/557,267.85
  6. Step 6: Final answer
    x = 417,614.05

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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.