Home / 453,145.19-625,388.14-259,568.35

Finding the Fourth Proportional to 453,145.19, 625,388.14 and 259,568.35

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Solution

The fourth proportional to 453,145.19, 625,388.14 and 259,568.35 is: 358,231.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,145.19 : 625,388.14 = 259,568.35 : x
  2. Step 2: Convert to fraction form
    453,145.19/625,388.14 = 259,568.35/x
  3. Step 3: Cross multiply
    453,145.19x = 625,388.14 × 259,568.35
  4. Step 4: Simplify right side
    453,145.19x = 162,330,966,370.36
  5. Step 5: Solve for x
    x = 162,330,966,370.36/453,145.19
  6. Step 6: Final answer
    x = 358,231.69

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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.