Home / 853,980.28-1,178,497.42-466,796.22

Finding the Fourth Proportional to 853,980.28, 1,178,497.42 and 466,796.22

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Solution

The fourth proportional to 853,980.28, 1,178,497.42 and 466,796.22 is: 644,181.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,980.28 : 1,178,497.42 = 466,796.22 : x
  2. Step 2: Convert to fraction form
    853,980.28/1,178,497.42 = 466,796.22/x
  3. Step 3: Cross multiply
    853,980.28x = 1,178,497.42 × 466,796.22
  4. Step 4: Simplify right side
    853,980.28x = 550,118,140,935.75
  5. Step 5: Solve for x
    x = 550,118,140,935.75/853,980.28
  6. Step 6: Final answer
    x = 644,181.32

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1.5x scale

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.