Home / 533,331.03-735,982.69-315,550.94

Finding the Fourth Proportional to 533,331.03, 735,982.69 and 315,550.94

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Solution

The fourth proportional to 533,331.03, 735,982.69 and 315,550.94 is: 435,451.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,331.03 : 735,982.69 = 315,550.94 : x
  2. Step 2: Convert to fraction form
    533,331.03/735,982.69 = 315,550.94/x
  3. Step 3: Cross multiply
    533,331.03x = 735,982.69 × 315,550.94
  4. Step 4: Simplify right side
    533,331.03x = 232,240,024,395.56
  5. Step 5: Solve for x
    x = 232,240,024,395.56/533,331.03
  6. Step 6: Final answer
    x = 435,451.93

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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.