Home / 727,848.54-1,091,772.81-284,305.50

Finding the Fourth Proportional to 727,848.54, 1,091,772.81 and 284,305.50

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Solution

The fourth proportional to 727,848.54, 1,091,772.81 and 284,305.50 is: 426,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,848.54 : 1,091,772.81 = 284,305.50 : x
  2. Step 2: Convert to fraction form
    727,848.54/1,091,772.81 = 284,305.50/x
  3. Step 3: Cross multiply
    727,848.54x = 1,091,772.81 × 284,305.50
  4. Step 4: Simplify right side
    727,848.54x = 310,397,014,633.46
  5. Step 5: Solve for x
    x = 310,397,014,633.46/727,848.54
  6. Step 6: Final answer
    x = 426,458.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.