Home / 1,149,403.34-1,724,498.87-439,634.36

Finding the Fourth Proportional to 1,149,403.34, 1,724,498.87 and 439,634.36

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Solution

The fourth proportional to 1,149,403.34, 1,724,498.87 and 439,634.36 is: 659,602.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,403.34 : 1,724,498.87 = 439,634.36 : x
  2. Step 2: Convert to fraction form
    1,149,403.34/1,724,498.87 = 439,634.36/x
  3. Step 3: Cross multiply
    1,149,403.34x = 1,724,498.87 × 439,634.36
  4. Step 4: Simplify right side
    1,149,403.34x = 758,148,946,212.51
  5. Step 5: Solve for x
    x = 758,148,946,212.51/1,149,403.34
  6. Step 6: Final answer
    x = 659,602.18

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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.