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Finding the Fourth Proportional to 302,401.84, 453,704.74 and 133,899.16

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Solution

The fourth proportional to 302,401.84, 453,704.74 and 133,899.16 is: 200,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,401.84 : 453,704.74 = 133,899.16 : x
  2. Step 2: Convert to fraction form
    302,401.84/453,704.74 = 133,899.16/x
  3. Step 3: Cross multiply
    302,401.84x = 453,704.74 × 133,899.16
  4. Step 4: Simplify right side
    302,401.84x = 60,750,683,574.02
  5. Step 5: Solve for x
    x = 60,750,683,574.02/302,401.84
  6. Step 6: Final answer
    x = 200,893.90

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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.