Home / 453,168.48-625,403.07-299,942.72

Finding the Fourth Proportional to 453,168.48, 625,403.07 and 299,942.72

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Solution

The fourth proportional to 453,168.48, 625,403.07 and 299,942.72 is: 413,941.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,168.48 : 625,403.07 = 299,942.72 : x
  2. Step 2: Convert to fraction form
    453,168.48/625,403.07 = 299,942.72/x
  3. Step 3: Cross multiply
    453,168.48x = 625,403.07 × 299,942.72
  4. Step 4: Simplify right side
    453,168.48x = 187,585,094,785.14
  5. Step 5: Solve for x
    x = 187,585,094,785.14/453,168.48
  6. Step 6: Final answer
    x = 413,941.18

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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.