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Finding the Fourth Proportional to 255,352.68, 382,095.90 and 150,221.16

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Solution

The fourth proportional to 255,352.68, 382,095.90 and 150,221.16 is: 224,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,352.68 : 382,095.90 = 150,221.16 : x
  2. Step 2: Convert to fraction form
    255,352.68/382,095.90 = 150,221.16/x
  3. Step 3: Cross multiply
    255,352.68x = 382,095.90 × 150,221.16
  4. Step 4: Simplify right side
    255,352.68x = 57,398,889,329.24
  5. Step 5: Solve for x
    x = 57,398,889,329.24/255,352.68
  6. Step 6: Final answer
    x = 224,782.80

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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.