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Finding the Fourth Proportional to 266,302.76, 367,495.83 and 145,444.10

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Solution

The fourth proportional to 266,302.76, 367,495.83 and 145,444.10 is: 200,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,302.76 : 367,495.83 = 145,444.10 : x
  2. Step 2: Convert to fraction form
    266,302.76/367,495.83 = 145,444.10/x
  3. Step 3: Cross multiply
    266,302.76x = 367,495.83 × 145,444.10
  4. Step 4: Simplify right side
    266,302.76x = 53,450,098,410.62
  5. Step 5: Solve for x
    x = 53,450,098,410.62/266,302.76
  6. Step 6: Final answer
    x = 200,711.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.