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Finding the Fourth Proportional to 302,255.40, 453,674.70 and 152,664.60

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Solution

The fourth proportional to 302,255.40, 453,674.70 and 152,664.60 is: 229,144.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,255.40 : 453,674.70 = 152,664.60 : x
  2. Step 2: Convert to fraction form
    302,255.40/453,674.70 = 152,664.60/x
  3. Step 3: Cross multiply
    302,255.40x = 453,674.70 × 152,664.60
  4. Step 4: Simplify right side
    302,255.40x = 69,260,066,605.62
  5. Step 5: Solve for x
    x = 69,260,066,605.62/302,255.40
  6. Step 6: Final answer
    x = 229,144.18

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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.