Home / 477,558.17-658,970.45-322,846.14

Finding the Fourth Proportional to 477,558.17, 658,970.45 and 322,846.14

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Solution

The fourth proportional to 477,558.17, 658,970.45 and 322,846.14 is: 445,487.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,558.17 : 658,970.45 = 322,846.14 : x
  2. Step 2: Convert to fraction form
    477,558.17/658,970.45 = 322,846.14/x
  3. Step 3: Cross multiply
    477,558.17x = 658,970.45 × 322,846.14
  4. Step 4: Simplify right side
    477,558.17x = 212,746,066,156.56
  5. Step 5: Solve for x
    x = 212,746,066,156.56/477,558.17
  6. Step 6: Final answer
    x = 445,487.23

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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.