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Finding the Fourth Proportional to 453,291.66, 625,529.79 and 249,342.37

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Solution

The fourth proportional to 453,291.66, 625,529.79 and 249,342.37 is: 344,085.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,291.66 : 625,529.79 = 249,342.37 : x
  2. Step 2: Convert to fraction form
    453,291.66/625,529.79 = 249,342.37/x
  3. Step 3: Cross multiply
    453,291.66x = 625,529.79 × 249,342.37
  4. Step 4: Simplify right side
    453,291.66x = 155,971,078,780.38
  5. Step 5: Solve for x
    x = 155,971,078,780.38/453,291.66
  6. Step 6: Final answer
    x = 344,085.48

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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.