Home / 682,988.37-942,525.14-377,065.25

Finding the Fourth Proportional to 682,988.37, 942,525.14 and 377,065.25

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Solution

The fourth proportional to 682,988.37, 942,525.14 and 377,065.25 is: 520,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,988.37 : 942,525.14 = 377,065.25 : x
  2. Step 2: Convert to fraction form
    682,988.37/942,525.14 = 377,065.25/x
  3. Step 3: Cross multiply
    682,988.37x = 942,525.14 × 377,065.25
  4. Step 4: Simplify right side
    682,988.37x = 355,393,477,545.39
  5. Step 5: Solve for x
    x = 355,393,477,545.39/682,988.37
  6. Step 6: Final answer
    x = 520,350.70

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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.