Home / 740,691.77-1,022,151.47-414,004.34

Finding the Fourth Proportional to 740,691.77, 1,022,151.47 and 414,004.34

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Solution

The fourth proportional to 740,691.77, 1,022,151.47 and 414,004.34 is: 571,324.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,691.77 : 1,022,151.47 = 414,004.34 : x
  2. Step 2: Convert to fraction form
    740,691.77/1,022,151.47 = 414,004.34/x
  3. Step 3: Cross multiply
    740,691.77x = 1,022,151.47 × 414,004.34
  4. Step 4: Simplify right side
    740,691.77x = 423,175,137,536.60
  5. Step 5: Solve for x
    x = 423,175,137,536.60/740,691.77
  6. Step 6: Final answer
    x = 571,324.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.