Home / 898,393.23-1,347,783.60-258,692.65

Finding the Fourth Proportional to 898,393.23, 1,347,783.60 and 258,692.65

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Solution

The fourth proportional to 898,393.23, 1,347,783.60 and 258,692.65 is: 388,094.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,393.23 : 1,347,783.60 = 258,692.65 : x
  2. Step 2: Convert to fraction form
    898,393.23/1,347,783.60 = 258,692.65/x
  3. Step 3: Cross multiply
    898,393.23x = 1,347,783.60 × 258,692.65
  4. Step 4: Simplify right side
    898,393.23x = 348,661,711,110.54
  5. Step 5: Solve for x
    x = 348,661,711,110.54/898,393.23
  6. Step 6: Final answer
    x = 388,094.77

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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.