Home / 1,087,485.75-1,631,245.03-377,536.35

Finding the Fourth Proportional to 1,087,485.75, 1,631,245.03 and 377,536.35

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Solution

The fourth proportional to 1,087,485.75, 1,631,245.03 and 377,536.35 is: 566,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,485.75 : 1,631,245.03 = 377,536.35 : x
  2. Step 2: Convert to fraction form
    1,087,485.75/1,631,245.03 = 377,536.35/x
  3. Step 3: Cross multiply
    1,087,485.75x = 1,631,245.03 × 377,536.35
  4. Step 4: Simplify right side
    1,087,485.75x = 615,854,291,919.49
  5. Step 5: Solve for x
    x = 615,854,291,919.49/1,087,485.75
  6. Step 6: Final answer
    x = 566,310.22

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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.