Home / 896,930.51-1,237,773.76-489,029.02

Finding the Fourth Proportional to 896,930.51, 1,237,773.76 and 489,029.02

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Solution

The fourth proportional to 896,930.51, 1,237,773.76 and 489,029.02 is: 674,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,930.51 : 1,237,773.76 = 489,029.02 : x
  2. Step 2: Convert to fraction form
    896,930.51/1,237,773.76 = 489,029.02/x
  3. Step 3: Cross multiply
    896,930.51x = 1,237,773.76 × 489,029.02
  4. Step 4: Simplify right side
    896,930.51x = 605,307,288,834.52
  5. Step 5: Solve for x
    x = 605,307,288,834.52/896,930.51
  6. Step 6: Final answer
    x = 674,865.31

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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.