Home / 708,034.26-977,083.41-385,743.54

Finding the Fourth Proportional to 708,034.26, 977,083.41 and 385,743.54

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Solution

The fourth proportional to 708,034.26, 977,083.41 and 385,743.54 is: 532,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,034.26 : 977,083.41 = 385,743.54 : x
  2. Step 2: Convert to fraction form
    708,034.26/977,083.41 = 385,743.54/x
  3. Step 3: Cross multiply
    708,034.26x = 977,083.41 × 385,743.54
  4. Step 4: Simplify right side
    708,034.26x = 376,903,613,448.67
  5. Step 5: Solve for x
    x = 376,903,613,448.67/708,034.26
  6. Step 6: Final answer
    x = 532,323.98

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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.