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Finding the Fourth Proportional to 459,525.88, 633,886.86 and 275,716.90

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Solution

The fourth proportional to 459,525.88, 633,886.86 and 275,716.90 is: 380,334.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,525.88 : 633,886.86 = 275,716.90 : x
  2. Step 2: Convert to fraction form
    459,525.88/633,886.86 = 275,716.90/x
  3. Step 3: Cross multiply
    459,525.88x = 633,886.86 × 275,716.90
  4. Step 4: Simplify right side
    459,525.88x = 174,773,319,989.93
  5. Step 5: Solve for x
    x = 174,773,319,989.93/459,525.88
  6. Step 6: Final answer
    x = 380,334.01

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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.