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Finding the Fourth Proportional to 888,029.16, 1,224,662.31 and 581,994.06

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Solution

The fourth proportional to 888,029.16, 1,224,662.31 and 581,994.06 is: 802,615.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,029.16 : 1,224,662.31 = 581,994.06 : x
  2. Step 2: Convert to fraction form
    888,029.16/1,224,662.31 = 581,994.06/x
  3. Step 3: Cross multiply
    888,029.16x = 1,224,662.31 × 581,994.06
  4. Step 4: Simplify right side
    888,029.16x = 712,746,189,925.88
  5. Step 5: Solve for x
    x = 712,746,189,925.88/888,029.16
  6. Step 6: Final answer
    x = 802,615.75

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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.