Home / 385,548.66-577,922.04-149,053.77

Finding the Fourth Proportional to 385,548.66, 577,922.04 and 149,053.77

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Solution

The fourth proportional to 385,548.66, 577,922.04 and 149,053.77 is: 223,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,548.66 : 577,922.04 = 149,053.77 : x
  2. Step 2: Convert to fraction form
    385,548.66/577,922.04 = 149,053.77/x
  3. Step 3: Cross multiply
    385,548.66x = 577,922.04 × 149,053.77
  4. Step 4: Simplify right side
    385,548.66x = 86,141,458,828.09
  5. Step 5: Solve for x
    x = 86,141,458,828.09/385,548.66
  6. Step 6: Final answer
    x = 223,425.65

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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.