Home / 453,353.42-679,586.66-168,835.25

Finding the Fourth Proportional to 453,353.42, 679,586.66 and 168,835.25

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Solution

The fourth proportional to 453,353.42, 679,586.66 and 168,835.25 is: 253,087.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,353.42 : 679,586.66 = 168,835.25 : x
  2. Step 2: Convert to fraction form
    453,353.42/679,586.66 = 168,835.25/x
  3. Step 3: Cross multiply
    453,353.42x = 679,586.66 × 168,835.25
  4. Step 4: Simplify right side
    453,353.42x = 114,738,185,125.69
  5. Step 5: Solve for x
    x = 114,738,185,125.69/453,353.42
  6. Step 6: Final answer
    x = 253,087.72

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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.