Home / 893,083.50-1,232,474.67-490,675.50

Finding the Fourth Proportional to 893,083.50, 1,232,474.67 and 490,675.50

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Solution

The fourth proportional to 893,083.50, 1,232,474.67 and 490,675.50 is: 677,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,083.50 : 1,232,474.67 = 490,675.50 : x
  2. Step 2: Convert to fraction form
    893,083.50/1,232,474.67 = 490,675.50/x
  3. Step 3: Cross multiply
    893,083.50x = 1,232,474.67 × 490,675.50
  4. Step 4: Simplify right side
    893,083.50x = 604,745,124,939.59
  5. Step 5: Solve for x
    x = 604,745,124,939.59/893,083.50
  6. Step 6: Final answer
    x = 677,142.87

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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.