Home / 505,890.60-758,848.86-239,588.52

Finding the Fourth Proportional to 505,890.60, 758,848.86 and 239,588.52

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Solution

The fourth proportional to 505,890.60, 758,848.86 and 239,588.52 is: 359,388.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,890.60 : 758,848.86 = 239,588.52 : x
  2. Step 2: Convert to fraction form
    505,890.60/758,848.86 = 239,588.52/x
  3. Step 3: Cross multiply
    505,890.60x = 758,848.86 × 239,588.52
  4. Step 4: Simplify right side
    505,890.60x = 181,811,475,271.09
  5. Step 5: Solve for x
    x = 181,811,475,271.09/505,890.60
  6. Step 6: Final answer
    x = 359,388.92

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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.