Home / 724,662.75-1,087,223.77-565,285.13

Finding the Fourth Proportional to 724,662.75, 1,087,223.77 and 565,285.13

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Solution

The fourth proportional to 724,662.75, 1,087,223.77 and 565,285.13 is: 848,106.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,662.75 : 1,087,223.77 = 565,285.13 : x
  2. Step 2: Convert to fraction form
    724,662.75/1,087,223.77 = 565,285.13/x
  3. Step 3: Cross multiply
    724,662.75x = 1,087,223.77 × 565,285.13
  4. Step 4: Simplify right side
    724,662.75x = 614,591,426,331.39
  5. Step 5: Solve for x
    x = 614,591,426,331.39/724,662.75
  6. Step 6: Final answer
    x = 848,106.82

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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.