Home / 735,021.83-1,100,925.30-521,141.43

Finding the Fourth Proportional to 735,021.83, 1,100,925.30 and 521,141.43

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Solution

The fourth proportional to 735,021.83, 1,100,925.30 and 521,141.43 is: 780,572.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,021.83 : 1,100,925.30 = 521,141.43 : x
  2. Step 2: Convert to fraction form
    735,021.83/1,100,925.30 = 521,141.43/x
  3. Step 3: Cross multiply
    735,021.83x = 1,100,925.30 × 521,141.43
  4. Step 4: Simplify right side
    735,021.83x = 573,737,791,247.93
  5. Step 5: Solve for x
    x = 573,737,791,247.93/735,021.83
  6. Step 6: Final answer
    x = 780,572.45

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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.