Home / 384,566.14-530,711.99-212,495.24

Finding the Fourth Proportional to 384,566.14, 530,711.99 and 212,495.24

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Solution

The fourth proportional to 384,566.14, 530,711.99 and 212,495.24 is: 293,249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,566.14 : 530,711.99 = 212,495.24 : x
  2. Step 2: Convert to fraction form
    384,566.14/530,711.99 = 212,495.24/x
  3. Step 3: Cross multiply
    384,566.14x = 530,711.99 × 212,495.24
  4. Step 4: Simplify right side
    384,566.14x = 112,773,772,747.09
  5. Step 5: Solve for x
    x = 112,773,772,747.09/384,566.14
  6. Step 6: Final answer
    x = 293,249.35

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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.