Home / 791,465.36-1,187,587.80-370,668.56

Finding the Fourth Proportional to 791,465.36, 1,187,587.80 and 370,668.56

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Solution

The fourth proportional to 791,465.36, 1,187,587.80 and 370,668.56 is: 556,185.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,465.36 : 1,187,587.80 = 370,668.56 : x
  2. Step 2: Convert to fraction form
    791,465.36/1,187,587.80 = 370,668.56/x
  3. Step 3: Cross multiply
    791,465.36x = 1,187,587.80 × 370,668.56
  4. Step 4: Simplify right side
    791,465.36x = 440,201,459,699.57
  5. Step 5: Solve for x
    x = 440,201,459,699.57/791,465.36
  6. Step 6: Final answer
    x = 556,185.38

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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.