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Finding the Fourth Proportional to 453,045.06, 625,203.79 and 249,108.81

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Solution

The fourth proportional to 453,045.06, 625,203.79 and 249,108.81 is: 343,771.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,045.06 : 625,203.79 = 249,108.81 : x
  2. Step 2: Convert to fraction form
    453,045.06/625,203.79 = 249,108.81/x
  3. Step 3: Cross multiply
    453,045.06x = 625,203.79 × 249,108.81
  4. Step 4: Simplify right side
    453,045.06x = 155,743,772,134.39
  5. Step 5: Solve for x
    x = 155,743,772,134.39/453,045.06
  6. Step 6: Final answer
    x = 343,771.04

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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.