Home / 802,822.86-1,107,886.41-463,283.82

Finding the Fourth Proportional to 802,822.86, 1,107,886.41 and 463,283.82

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Solution

The fourth proportional to 802,822.86, 1,107,886.41 and 463,283.82 is: 639,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,822.86 : 1,107,886.41 = 463,283.82 : x
  2. Step 2: Convert to fraction form
    802,822.86/1,107,886.41 = 463,283.82/x
  3. Step 3: Cross multiply
    802,822.86x = 1,107,886.41 × 463,283.82
  4. Step 4: Simplify right side
    802,822.86x = 513,265,848,150.89
  5. Step 5: Solve for x
    x = 513,265,848,150.89/802,822.86
  6. Step 6: Final answer
    x = 639,326.40

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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.