Home / 896,935-1,237,779.98-489,033.52

Finding the Fourth Proportional to 896,935, 1,237,779.98 and 489,033.52

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Solution

The fourth proportional to 896,935, 1,237,779.98 and 489,033.52 is: 674,871.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,935 : 1,237,779.98 = 489,033.52 : x
  2. Step 2: Convert to fraction form
    896,935/1,237,779.98 = 489,033.52/x
  3. Step 3: Cross multiply
    896,935x = 1,237,779.98 × 489,033.52
  4. Step 4: Simplify right side
    896,935x = 605,315,900,604.93
  5. Step 5: Solve for x
    x = 605,315,900,604.93/896,935
  6. Step 6: Final answer
    x = 674,871.54

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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.