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Finding the Fourth Proportional to 208,466.76, 287,555.76 and 181,673.58

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Solution

The fourth proportional to 208,466.76, 287,555.76 and 181,673.58 is: 250,597.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,466.76 : 287,555.76 = 181,673.58 : x
  2. Step 2: Convert to fraction form
    208,466.76/287,555.76 = 181,673.58/x
  3. Step 3: Cross multiply
    208,466.76x = 287,555.76 × 181,673.58
  4. Step 4: Simplify right side
    208,466.76x = 52,241,284,368.82
  5. Step 5: Solve for x
    x = 52,241,284,368.82/208,466.76
  6. Step 6: Final answer
    x = 250,597.67

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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.