Home / 292,886.90-439,413.03-82,526.66

Finding the Fourth Proportional to 292,886.90, 439,413.03 and 82,526.66

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Solution

The fourth proportional to 292,886.90, 439,413.03 and 82,526.66 is: 123,813.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,886.90 : 439,413.03 = 82,526.66 : x
  2. Step 2: Convert to fraction form
    292,886.90/439,413.03 = 82,526.66/x
  3. Step 3: Cross multiply
    292,886.90x = 439,413.03 × 82,526.66
  4. Step 4: Simplify right side
    292,886.90x = 36,263,289,726.38
  5. Step 5: Solve for x
    x = 36,263,289,726.38/292,886.90
  6. Step 6: Final answer
    x = 123,813.29

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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.