Home / 389,215.32-583,901.78-164,575.37

Finding the Fourth Proportional to 389,215.32, 583,901.78 and 164,575.37

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Solution

The fourth proportional to 389,215.32, 583,901.78 and 164,575.37 is: 246,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,215.32 : 583,901.78 = 164,575.37 : x
  2. Step 2: Convert to fraction form
    389,215.32/583,901.78 = 164,575.37/x
  3. Step 3: Cross multiply
    389,215.32x = 583,901.78 × 164,575.37
  4. Step 4: Simplify right side
    389,215.32x = 96,095,847,744.77
  5. Step 5: Solve for x
    x = 96,095,847,744.77/389,215.32
  6. Step 6: Final answer
    x = 246,896.37

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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.