Home / 296,795.85-409,579.71-160,829.76

Finding the Fourth Proportional to 296,795.85, 409,579.71 and 160,829.76

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Solution

The fourth proportional to 296,795.85, 409,579.71 and 160,829.76 is: 221,945.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,795.85 : 409,579.71 = 160,829.76 : x
  2. Step 2: Convert to fraction form
    296,795.85/409,579.71 = 160,829.76/x
  3. Step 3: Cross multiply
    296,795.85x = 409,579.71 × 160,829.76
  4. Step 4: Simplify right side
    296,795.85x = 65,872,606,460.17
  5. Step 5: Solve for x
    x = 65,872,606,460.17/296,795.85
  6. Step 6: Final answer
    x = 221,945.85

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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.