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Finding the Fourth Proportional to 448,347.52, 671,572.82 and 362,590.39

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Solution

The fourth proportional to 448,347.52, 671,572.82 and 362,590.39 is: 543,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,347.52 : 671,572.82 = 362,590.39 : x
  2. Step 2: Convert to fraction form
    448,347.52/671,572.82 = 362,590.39/x
  3. Step 3: Cross multiply
    448,347.52x = 671,572.82 × 362,590.39
  4. Step 4: Simplify right side
    448,347.52x = 243,505,852,463.14
  5. Step 5: Solve for x
    x = 243,505,852,463.14/448,347.52
  6. Step 6: Final answer
    x = 543,118.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.