Home / 560,214.54-839,928.18-205,182.42

Finding the Fourth Proportional to 560,214.54, 839,928.18 and 205,182.42

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Solution

The fourth proportional to 560,214.54, 839,928.18 and 205,182.42 is: 307,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,214.54 : 839,928.18 = 205,182.42 : x
  2. Step 2: Convert to fraction form
    560,214.54/839,928.18 = 205,182.42/x
  3. Step 3: Cross multiply
    560,214.54x = 839,928.18 × 205,182.42
  4. Step 4: Simplify right side
    560,214.54x = 172,338,496,598.60
  5. Step 5: Solve for x
    x = 172,338,496,598.60/560,214.54
  6. Step 6: Final answer
    x = 307,629.46

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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.