Home / 317,254.12-475,246.70-190,824.56

Finding the Fourth Proportional to 317,254.12, 475,246.70 and 190,824.56

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Solution

The fourth proportional to 317,254.12, 475,246.70 and 190,824.56 is: 285,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,254.12 : 475,246.70 = 190,824.56 : x
  2. Step 2: Convert to fraction form
    317,254.12/475,246.70 = 190,824.56/x
  3. Step 3: Cross multiply
    317,254.12x = 475,246.70 × 190,824.56
  4. Step 4: Simplify right side
    317,254.12x = 90,688,742,418.95
  5. Step 5: Solve for x
    x = 90,688,742,418.95/317,254.12
  6. Step 6: Final answer
    x = 285,855.21

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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.