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Finding the Fourth Proportional to 302,425, 453,506.46 and 92,014.12

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Solution

The fourth proportional to 302,425, 453,506.46 and 92,014.12 is: 137,981.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,425 : 453,506.46 = 92,014.12 : x
  2. Step 2: Convert to fraction form
    302,425/453,506.46 = 92,014.12/x
  3. Step 3: Cross multiply
    302,425x = 453,506.46 × 92,014.12
  4. Step 4: Simplify right side
    302,425x = 41,728,997,831.22
  5. Step 5: Solve for x
    x = 41,728,997,831.22/302,425
  6. Step 6: Final answer
    x = 137,981.31

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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.