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Finding the Fourth Proportional to 946,862, 1,306,708.44 and 544,454

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Solution

The fourth proportional to 946,862, 1,306,708.44 and 544,454 is: 751,368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,862 : 1,306,708.44 = 544,454 : x
  2. Step 2: Convert to fraction form
    946,862/1,306,708.44 = 544,454/x
  3. Step 3: Cross multiply
    946,862x = 1,306,708.44 × 544,454
  4. Step 4: Simplify right side
    946,862x = 711,442,636,991.76
  5. Step 5: Solve for x
    x = 711,442,636,991.76/946,862
  6. Step 6: Final answer
    x = 751,368.88

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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.