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Finding the Fourth Proportional to 505,330.60, 756,246.30 and 463,340.20

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Solution

The fourth proportional to 505,330.60, 756,246.30 and 463,340.20 is: 693,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,330.60 : 756,246.30 = 463,340.20 : x
  2. Step 2: Convert to fraction form
    505,330.60/756,246.30 = 463,340.20/x
  3. Step 3: Cross multiply
    505,330.60x = 756,246.30 × 463,340.20
  4. Step 4: Simplify right side
    505,330.60x = 350,399,311,891.26
  5. Step 5: Solve for x
    x = 350,399,311,891.26/505,330.60
  6. Step 6: Final answer
    x = 693,406.08

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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.