Home / 387,596.07-581,507.10-237,932.37

Finding the Fourth Proportional to 387,596.07, 581,507.10 and 237,932.37

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Solution

The fourth proportional to 387,596.07, 581,507.10 and 237,932.37 is: 356,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,596.07 : 581,507.10 = 237,932.37 : x
  2. Step 2: Convert to fraction form
    387,596.07/581,507.10 = 237,932.37/x
  3. Step 3: Cross multiply
    387,596.07x = 581,507.10 × 237,932.37
  4. Step 4: Simplify right side
    387,596.07x = 138,359,362,474.83
  5. Step 5: Solve for x
    x = 138,359,362,474.83/387,596.07
  6. Step 6: Final answer
    x = 356,967.92

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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.