Home / 788,950.14-1,183,308.57-290,197.50

Finding the Fourth Proportional to 788,950.14, 1,183,308.57 and 290,197.50

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Solution

The fourth proportional to 788,950.14, 1,183,308.57 and 290,197.50 is: 435,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,950.14 : 1,183,308.57 = 290,197.50 : x
  2. Step 2: Convert to fraction form
    788,950.14/1,183,308.57 = 290,197.50/x
  3. Step 3: Cross multiply
    788,950.14x = 1,183,308.57 × 290,197.50
  4. Step 4: Simplify right side
    788,950.14x = 343,393,188,742.58
  5. Step 5: Solve for x
    x = 343,393,188,742.58/788,950.14
  6. Step 6: Final answer
    x = 435,253.35

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1.5x scale

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.