Home / 389,146.64-583,945.05-164,492.54

Finding the Fourth Proportional to 389,146.64, 583,945.05 and 164,492.54

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Solution

The fourth proportional to 389,146.64, 583,945.05 and 164,492.54 is: 246,833.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,146.64 : 583,945.05 = 164,492.54 : x
  2. Step 2: Convert to fraction form
    389,146.64/583,945.05 = 164,492.54/x
  3. Step 3: Cross multiply
    389,146.64x = 583,945.05 × 164,492.54
  4. Step 4: Simplify right side
    389,146.64x = 96,054,604,494.93
  5. Step 5: Solve for x
    x = 96,054,604,494.93/389,146.64
  6. Step 6: Final answer
    x = 246,833.96

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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.