Home / 760,591.64-1,141,023.20-255,317.15

Finding the Fourth Proportional to 760,591.64, 1,141,023.20 and 255,317.15

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Solution

The fourth proportional to 760,591.64, 1,141,023.20 and 255,317.15 is: 383,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,591.64 : 1,141,023.20 = 255,317.15 : x
  2. Step 2: Convert to fraction form
    760,591.64/1,141,023.20 = 255,317.15/x
  3. Step 3: Cross multiply
    760,591.64x = 1,141,023.20 × 255,317.15
  4. Step 4: Simplify right side
    760,591.64x = 291,322,784,526.18
  5. Step 5: Solve for x
    x = 291,322,784,526.18/760,591.64
  6. Step 6: Final answer
    x = 383,021.28

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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.