Home / 803,994.94-1,109,463.28-441,416.76

Finding the Fourth Proportional to 803,994.94, 1,109,463.28 and 441,416.76

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Solution

The fourth proportional to 803,994.94, 1,109,463.28 and 441,416.76 is: 609,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,994.94 : 1,109,463.28 = 441,416.76 : x
  2. Step 2: Convert to fraction form
    803,994.94/1,109,463.28 = 441,416.76/x
  3. Step 3: Cross multiply
    803,994.94x = 1,109,463.28 × 441,416.76
  4. Step 4: Simplify right side
    803,994.94x = 489,735,686,396.57
  5. Step 5: Solve for x
    x = 489,735,686,396.57/803,994.94
  6. Step 6: Final answer
    x = 609,127.82

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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.