Home / 385,202.66-577,927.01-185,543.24

Finding the Fourth Proportional to 385,202.66, 577,927.01 and 185,543.24

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Solution

The fourth proportional to 385,202.66, 577,927.01 and 185,543.24 is: 278,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,202.66 : 577,927.01 = 185,543.24 : x
  2. Step 2: Convert to fraction form
    385,202.66/577,927.01 = 185,543.24/x
  3. Step 3: Cross multiply
    385,202.66x = 577,927.01 × 185,543.24
  4. Step 4: Simplify right side
    385,202.66x = 107,230,447,493.14
  5. Step 5: Solve for x
    x = 107,230,447,493.14/385,202.66
  6. Step 6: Final answer
    x = 278,374.11

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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.