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Finding the Fourth Proportional to 302,192.56, 450,723.97 and 296,878.96

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Solution

The fourth proportional to 302,192.56, 450,723.97 and 296,878.96 is: 442,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,192.56 : 450,723.97 = 296,878.96 : x
  2. Step 2: Convert to fraction form
    302,192.56/450,723.97 = 296,878.96/x
  3. Step 3: Cross multiply
    302,192.56x = 450,723.97 × 296,878.96
  4. Step 4: Simplify right side
    302,192.56x = 133,810,463,460.67
  5. Step 5: Solve for x
    x = 133,810,463,460.67/302,192.56
  6. Step 6: Final answer
    x = 442,798.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.