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Finding the Fourth Proportional to 534,044, 736,981.44 and 332,840

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Solution

The fourth proportional to 534,044, 736,981.44 and 332,840 is: 459,319.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,044 : 736,981.44 = 332,840 : x
  2. Step 2: Convert to fraction form
    534,044/736,981.44 = 332,840/x
  3. Step 3: Cross multiply
    534,044x = 736,981.44 × 332,840
  4. Step 4: Simplify right side
    534,044x = 245,296,902,489.60
  5. Step 5: Solve for x
    x = 245,296,902,489.60/534,044
  6. Step 6: Final answer
    x = 459,319.65

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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.