Home / 993,072.44-1,370,231.88-630,069.32

Finding the Fourth Proportional to 993,072.44, 1,370,231.88 and 630,069.32

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Solution

The fourth proportional to 993,072.44, 1,370,231.88 and 630,069.32 is: 869,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,072.44 : 1,370,231.88 = 630,069.32 : x
  2. Step 2: Convert to fraction form
    993,072.44/1,370,231.88 = 630,069.32/x
  3. Step 3: Cross multiply
    993,072.44x = 1,370,231.88 × 630,069.32
  4. Step 4: Simplify right side
    993,072.44x = 863,341,068,873.92
  5. Step 5: Solve for x
    x = 863,341,068,873.92/993,072.44
  6. Step 6: Final answer
    x = 869,363.64

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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.