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Finding the Fourth Proportional to 302,692.41, 453,880.86 and 112,996.74

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Solution

The fourth proportional to 302,692.41, 453,880.86 and 112,996.74 is: 169,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,692.41 : 453,880.86 = 112,996.74 : x
  2. Step 2: Convert to fraction form
    302,692.41/453,880.86 = 112,996.74/x
  3. Step 3: Cross multiply
    302,692.41x = 453,880.86 × 112,996.74
  4. Step 4: Simplify right side
    302,692.41x = 51,287,057,528.40
  5. Step 5: Solve for x
    x = 51,287,057,528.40/302,692.41
  6. Step 6: Final answer
    x = 169,436.22

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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.