Home / 937,442.12-1,406,130.78-263,528.60

Finding the Fourth Proportional to 937,442.12, 1,406,130.78 and 263,528.60

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Solution

The fourth proportional to 937,442.12, 1,406,130.78 and 263,528.60 is: 395,283.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,442.12 : 1,406,130.78 = 263,528.60 : x
  2. Step 2: Convert to fraction form
    937,442.12/1,406,130.78 = 263,528.60/x
  3. Step 3: Cross multiply
    937,442.12x = 1,406,130.78 × 263,528.60
  4. Step 4: Simplify right side
    937,442.12x = 370,555,675,870.31
  5. Step 5: Solve for x
    x = 370,555,675,870.31/937,442.12
  6. Step 6: Final answer
    x = 395,283.79

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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.