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Finding the Fourth Proportional to 490,064.06, 735,284.55 and 237,325.11

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Solution

The fourth proportional to 490,064.06, 735,284.55 and 237,325.11 is: 356,078.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,064.06 : 735,284.55 = 237,325.11 : x
  2. Step 2: Convert to fraction form
    490,064.06/735,284.55 = 237,325.11/x
  3. Step 3: Cross multiply
    490,064.06x = 735,284.55 × 237,325.11
  4. Step 4: Simplify right side
    490,064.06x = 174,501,490,045.45
  5. Step 5: Solve for x
    x = 174,501,490,045.45/490,064.06
  6. Step 6: Final answer
    x = 356,078.94

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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.