Home / 917,096.01-1,375,881.86-348,486.94

Finding the Fourth Proportional to 917,096.01, 1,375,881.86 and 348,486.94

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Solution

The fourth proportional to 917,096.01, 1,375,881.86 and 348,486.94 is: 522,820.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,096.01 : 1,375,881.86 = 348,486.94 : x
  2. Step 2: Convert to fraction form
    917,096.01/1,375,881.86 = 348,486.94/x
  3. Step 3: Cross multiply
    917,096.01x = 1,375,881.86 × 348,486.94
  4. Step 4: Simplify right side
    917,096.01x = 479,476,861,783.98
  5. Step 5: Solve for x
    x = 479,476,861,783.98/917,096.01
  6. Step 6: Final answer
    x = 522,820.79

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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.