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Finding the Fourth Proportional to 350,409.34, 525,736 and 110,560.28

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Solution

The fourth proportional to 350,409.34, 525,736 and 110,560.28 is: 165,878.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,409.34 : 525,736 = 110,560.28 : x
  2. Step 2: Convert to fraction form
    350,409.34/525,736 = 110,560.28/x
  3. Step 3: Cross multiply
    350,409.34x = 525,736 × 110,560.28
  4. Step 4: Simplify right side
    350,409.34x = 58,125,519,366.08
  5. Step 5: Solve for x
    x = 58,125,519,366.08/350,409.34
  6. Step 6: Final answer
    x = 165,878.91

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1.5x scale

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.