Home / 296,828.40-409,622.28-160,866.24

Finding the Fourth Proportional to 296,828.40, 409,622.28 and 160,866.24

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Solution

The fourth proportional to 296,828.40, 409,622.28 and 160,866.24 is: 221,994.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,828.40 : 409,622.28 = 160,866.24 : x
  2. Step 2: Convert to fraction form
    296,828.40/409,622.28 = 160,866.24/x
  3. Step 3: Cross multiply
    296,828.40x = 409,622.28 × 160,866.24
  4. Step 4: Simplify right side
    296,828.40x = 65,894,396,003.83
  5. Step 5: Solve for x
    x = 65,894,396,003.83/296,828.40
  6. Step 6: Final answer
    x = 221,994.92

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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.