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Finding the Fourth Proportional to 255,254.07, 383,102.37 and 254,663.58

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Solution

The fourth proportional to 255,254.07, 383,102.37 and 254,663.58 is: 382,216.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,254.07 : 383,102.37 = 254,663.58 : x
  2. Step 2: Convert to fraction form
    255,254.07/383,102.37 = 254,663.58/x
  3. Step 3: Cross multiply
    255,254.07x = 383,102.37 × 254,663.58
  4. Step 4: Simplify right side
    255,254.07x = 97,562,221,050.68
  5. Step 5: Solve for x
    x = 97,562,221,050.68/255,254.07
  6. Step 6: Final answer
    x = 382,216.12

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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.