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Finding the Fourth Proportional to 317,033.08, 437,571.70 and 291,499.04

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Solution

The fourth proportional to 317,033.08, 437,571.70 and 291,499.04 is: 402,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,033.08 : 437,571.70 = 291,499.04 : x
  2. Step 2: Convert to fraction form
    317,033.08/437,571.70 = 291,499.04/x
  3. Step 3: Cross multiply
    317,033.08x = 437,571.70 × 291,499.04
  4. Step 4: Simplify right side
    317,033.08x = 127,551,730,846.35
  5. Step 5: Solve for x
    x = 127,551,730,846.35/317,033.08
  6. Step 6: Final answer
    x = 402,329.41

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1.5x scale

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.