Home / 453,066.12-625,247.31-249,132.56

Finding the Fourth Proportional to 453,066.12, 625,247.31 and 249,132.56

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Solution

The fourth proportional to 453,066.12, 625,247.31 and 249,132.56 is: 343,811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,066.12 : 625,247.31 = 249,132.56 : x
  2. Step 2: Convert to fraction form
    453,066.12/625,247.31 = 249,132.56/x
  3. Step 3: Cross multiply
    453,066.12x = 625,247.31 × 249,132.56
  4. Step 4: Simplify right side
    453,066.12x = 155,769,458,601.51
  5. Step 5: Solve for x
    x = 155,769,458,601.51/453,066.12
  6. Step 6: Final answer
    x = 343,811.76

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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.