Home / 850,830.08-1,276,199.04-259,808

Finding the Fourth Proportional to 850,830.08, 1,276,199.04 and 259,808

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Solution

The fourth proportional to 850,830.08, 1,276,199.04 and 259,808 is: 389,697.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,830.08 : 1,276,199.04 = 259,808 : x
  2. Step 2: Convert to fraction form
    850,830.08/1,276,199.04 = 259,808/x
  3. Step 3: Cross multiply
    850,830.08x = 1,276,199.04 × 259,808
  4. Step 4: Simplify right side
    850,830.08x = 331,566,720,184.32
  5. Step 5: Solve for x
    x = 331,566,720,184.32/850,830.08
  6. Step 6: Final answer
    x = 389,697.93

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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.