Home / 788,106.39-1,182,325.62-255,585.88

Finding the Fourth Proportional to 788,106.39, 1,182,325.62 and 255,585.88

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Solution

The fourth proportional to 788,106.39, 1,182,325.62 and 255,585.88 is: 383,432.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,106.39 : 1,182,325.62 = 255,585.88 : x
  2. Step 2: Convert to fraction form
    788,106.39/1,182,325.62 = 255,585.88/x
  3. Step 3: Cross multiply
    788,106.39x = 1,182,325.62 × 255,585.88
  4. Step 4: Simplify right side
    788,106.39x = 302,185,734,034.25
  5. Step 5: Solve for x
    x = 302,185,734,034.25/788,106.39
  6. Step 6: Final answer
    x = 383,432.67

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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.