Home / 830,918.61-1,246,545.60-262,388.52

Finding the Fourth Proportional to 830,918.61, 1,246,545.60 and 262,388.52

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Solution

The fourth proportional to 830,918.61, 1,246,545.60 and 262,388.52 is: 393,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,918.61 : 1,246,545.60 = 262,388.52 : x
  2. Step 2: Convert to fraction form
    830,918.61/1,246,545.60 = 262,388.52/x
  3. Step 3: Cross multiply
    830,918.61x = 1,246,545.60 × 262,388.52
  4. Step 4: Simplify right side
    830,918.61x = 327,079,255,096.51
  5. Step 5: Solve for x
    x = 327,079,255,096.51/830,918.61
  6. Step 6: Final answer
    x = 393,635.73

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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.