Home / 384,895.11-577,175.59-148,071.57

Finding the Fourth Proportional to 384,895.11, 577,175.59 and 148,071.57

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Solution

The fourth proportional to 384,895.11, 577,175.59 and 148,071.57 is: 222,043.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,895.11 : 577,175.59 = 148,071.57 : x
  2. Step 2: Convert to fraction form
    384,895.11/577,175.59 = 148,071.57/x
  3. Step 3: Cross multiply
    384,895.11x = 577,175.59 × 148,071.57
  4. Step 4: Simplify right side
    384,895.11x = 85,463,295,776.98
  5. Step 5: Solve for x
    x = 85,463,295,776.98/384,895.11
  6. Step 6: Final answer
    x = 222,043.08

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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.