Home / 735,024.21-1,100,928.86-521,143.82

Finding the Fourth Proportional to 735,024.21, 1,100,928.86 and 521,143.82

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Solution

The fourth proportional to 735,024.21, 1,100,928.86 and 521,143.82 is: 780,576.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,024.21 : 1,100,928.86 = 521,143.82 : x
  2. Step 2: Convert to fraction form
    735,024.21/1,100,928.86 = 521,143.82/x
  3. Step 3: Cross multiply
    735,024.21x = 1,100,928.86 × 521,143.82
  4. Step 4: Simplify right side
    735,024.21x = 573,742,266,144.00
  5. Step 5: Solve for x
    x = 573,742,266,144.00/735,024.21
  6. Step 6: Final answer
    x = 780,576.01

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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.