Home / 1,179,762.48-1,769,682.87-326,842.70

Finding the Fourth Proportional to 1,179,762.48, 1,769,682.87 and 326,842.70

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Solution

The fourth proportional to 1,179,762.48, 1,769,682.87 and 326,842.70 is: 490,274.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,762.48 : 1,769,682.87 = 326,842.70 : x
  2. Step 2: Convert to fraction form
    1,179,762.48/1,769,682.87 = 326,842.70/x
  3. Step 3: Cross multiply
    1,179,762.48x = 1,769,682.87 × 326,842.70
  4. Step 4: Simplify right side
    1,179,762.48x = 578,407,918,526.14
  5. Step 5: Solve for x
    x = 578,407,918,526.14/1,179,762.48
  6. Step 6: Final answer
    x = 490,274.89

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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.