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Finding the Fourth Proportional to 358,039.46, 537,059.15 and 170,482.34

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Solution

The fourth proportional to 358,039.46, 537,059.15 and 170,482.34 is: 255,723.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,039.46 : 537,059.15 = 170,482.34 : x
  2. Step 2: Convert to fraction form
    358,039.46/537,059.15 = 170,482.34/x
  3. Step 3: Cross multiply
    358,039.46x = 537,059.15 × 170,482.34
  4. Step 4: Simplify right side
    358,039.46x = 91,559,100,610.41
  5. Step 5: Solve for x
    x = 91,559,100,610.41/358,039.46
  6. Step 6: Final answer
    x = 255,723.49

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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.