Home / 1,000,291.32-1,499,682.36-325,969.98

Finding the Fourth Proportional to 1,000,291.32, 1,499,682.36 and 325,969.98

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Solution

The fourth proportional to 1,000,291.32, 1,499,682.36 and 325,969.98 is: 488,709.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,291.32 : 1,499,682.36 = 325,969.98 : x
  2. Step 2: Convert to fraction form
    1,000,291.32/1,499,682.36 = 325,969.98/x
  3. Step 3: Cross multiply
    1,000,291.32x = 1,499,682.36 × 325,969.98
  4. Step 4: Simplify right side
    1,000,291.32x = 488,851,428,895.55
  5. Step 5: Solve for x
    x = 488,851,428,895.55/1,000,291.32
  6. Step 6: Final answer
    x = 488,709.06

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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.