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Finding the Fourth Proportional to 802,044, 1,106,820.72 and 479,767.68

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Solution

The fourth proportional to 802,044, 1,106,820.72 and 479,767.68 is: 662,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,044 : 1,106,820.72 = 479,767.68 : x
  2. Step 2: Convert to fraction form
    802,044/1,106,820.72 = 479,767.68/x
  3. Step 3: Cross multiply
    802,044x = 1,106,820.72 × 479,767.68
  4. Step 4: Simplify right side
    802,044x = 531,016,809,010.33
  5. Step 5: Solve for x
    x = 531,016,809,010.33/802,044
  6. Step 6: Final answer
    x = 662,079.40

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