Home / 505,724.80-758,587.20-240,004.30

Finding the Fourth Proportional to 505,724.80, 758,587.20 and 240,004.30

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Solution

The fourth proportional to 505,724.80, 758,587.20 and 240,004.30 is: 360,006.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,724.80 : 758,587.20 = 240,004.30 : x
  2. Step 2: Convert to fraction form
    505,724.80/758,587.20 = 240,004.30/x
  3. Step 3: Cross multiply
    505,724.80x = 758,587.20 × 240,004.30
  4. Step 4: Simplify right side
    505,724.80x = 182,064,189,924.96
  5. Step 5: Solve for x
    x = 182,064,189,924.96/505,724.80
  6. Step 6: Final answer
    x = 360,006.45

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Similar ratio
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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.