Home / 370,924.36-511,869.57-209,773.37

Finding the Fourth Proportional to 370,924.36, 511,869.57 and 209,773.37

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Solution

The fourth proportional to 370,924.36, 511,869.57 and 209,773.37 is: 289,483.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,924.36 : 511,869.57 = 209,773.37 : x
  2. Step 2: Convert to fraction form
    370,924.36/511,869.57 = 209,773.37/x
  3. Step 3: Cross multiply
    370,924.36x = 511,869.57 × 209,773.37
  4. Step 4: Simplify right side
    370,924.36x = 107,376,604,699.35
  5. Step 5: Solve for x
    x = 107,376,604,699.35/370,924.36
  6. Step 6: Final answer
    x = 289,483.83

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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.