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Finding the Fourth Proportional to 370,673.17, 555,611.76 and 157,260.96

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Solution

The fourth proportional to 370,673.17, 555,611.76 and 157,260.96 is: 235,722.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,673.17 : 555,611.76 = 157,260.96 : x
  2. Step 2: Convert to fraction form
    370,673.17/555,611.76 = 157,260.96/x
  3. Step 3: Cross multiply
    370,673.17x = 555,611.76 × 157,260.96
  4. Step 4: Simplify right side
    370,673.17x = 87,376,038,764.89
  5. Step 5: Solve for x
    x = 87,376,038,764.89/370,673.17
  6. Step 6: Final answer
    x = 235,722.59

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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.