Home / 477,314.20-658,680.96-259,516

Finding the Fourth Proportional to 477,314.20, 658,680.96 and 259,516

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Solution

The fourth proportional to 477,314.20, 658,680.96 and 259,516 is: 358,125.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,314.20 : 658,680.96 = 259,516 : x
  2. Step 2: Convert to fraction form
    477,314.20/658,680.96 = 259,516/x
  3. Step 3: Cross multiply
    477,314.20x = 658,680.96 × 259,516
  4. Step 4: Simplify right side
    477,314.20x = 170,938,248,015.36
  5. Step 5: Solve for x
    x = 170,938,248,015.36/477,314.20
  6. Step 6: Final answer
    x = 358,125.21

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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.