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Finding the Fourth Proportional to 365,281.83, 503,762.57 and 229,328.45

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Solution

The fourth proportional to 365,281.83, 503,762.57 and 229,328.45 is: 316,268.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,281.83 : 503,762.57 = 229,328.45 : x
  2. Step 2: Convert to fraction form
    365,281.83/503,762.57 = 229,328.45/x
  3. Step 3: Cross multiply
    365,281.83x = 503,762.57 × 229,328.45
  4. Step 4: Simplify right side
    365,281.83x = 115,527,088,429.75
  5. Step 5: Solve for x
    x = 115,527,088,429.75/365,281.83
  6. Step 6: Final answer
    x = 316,268.37

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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.