Home / 403,719.36-557,157.60-224,871.36

Finding the Fourth Proportional to 403,719.36, 557,157.60 and 224,871.36

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Solution

The fourth proportional to 403,719.36, 557,157.60 and 224,871.36 is: 310,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,719.36 : 557,157.60 = 224,871.36 : x
  2. Step 2: Convert to fraction form
    403,719.36/557,157.60 = 224,871.36/x
  3. Step 3: Cross multiply
    403,719.36x = 557,157.60 × 224,871.36
  4. Step 4: Simplify right side
    403,719.36x = 125,288,787,246.34
  5. Step 5: Solve for x
    x = 125,288,787,246.34/403,719.36
  6. Step 6: Final answer
    x = 310,336.34

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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.