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Finding the Fourth Proportional to 317,411.71, 475,486.94 and 174,903.52

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Solution

The fourth proportional to 317,411.71, 475,486.94 and 174,903.52 is: 262,007.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,411.71 : 475,486.94 = 174,903.52 : x
  2. Step 2: Convert to fraction form
    317,411.71/475,486.94 = 174,903.52/x
  3. Step 3: Cross multiply
    317,411.71x = 475,486.94 × 174,903.52
  4. Step 4: Simplify right side
    317,411.71x = 83,164,339,520.03
  5. Step 5: Solve for x
    x = 83,164,339,520.03/317,411.71
  6. Step 6: Final answer
    x = 262,007.79

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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.