Home / 729,051.30-1,093,030.20-374,319.90

Finding the Fourth Proportional to 729,051.30, 1,093,030.20 and 374,319.90

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Solution

The fourth proportional to 729,051.30, 1,093,030.20 and 374,319.90 is: 561,199.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,051.30 : 1,093,030.20 = 374,319.90 : x
  2. Step 2: Convert to fraction form
    729,051.30/1,093,030.20 = 374,319.90/x
  3. Step 3: Cross multiply
    729,051.30x = 1,093,030.20 × 374,319.90
  4. Step 4: Simplify right side
    729,051.30x = 409,142,955,160.98
  5. Step 5: Solve for x
    x = 409,142,955,160.98/729,051.30
  6. Step 6: Final answer
    x = 561,199.13

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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.