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Finding the Fourth Proportional to 671,958.03, 927,302.09 and 370,152.03

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Solution

The fourth proportional to 671,958.03, 927,302.09 and 370,152.03 is: 510,809.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,958.03 : 927,302.09 = 370,152.03 : x
  2. Step 2: Convert to fraction form
    671,958.03/927,302.09 = 370,152.03/x
  3. Step 3: Cross multiply
    671,958.03x = 927,302.09 × 370,152.03
  4. Step 4: Simplify right side
    671,958.03x = 343,242,751,036.74
  5. Step 5: Solve for x
    x = 343,242,751,036.74/671,958.03
  6. Step 6: Final answer
    x = 510,809.81

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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.