Home / 856,477.55-1,181,954.08-469,267.63

Finding the Fourth Proportional to 856,477.55, 1,181,954.08 and 469,267.63

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Solution

The fourth proportional to 856,477.55, 1,181,954.08 and 469,267.63 is: 647,597.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,477.55 : 1,181,954.08 = 469,267.63 : x
  2. Step 2: Convert to fraction form
    856,477.55/1,181,954.08 = 469,267.63/x
  3. Step 3: Cross multiply
    856,477.55x = 1,181,954.08 × 469,267.63
  4. Step 4: Simplify right side
    856,477.55x = 554,652,784,882.50
  5. Step 5: Solve for x
    x = 554,652,784,882.50/856,477.55
  6. Step 6: Final answer
    x = 647,597.58

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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.