Home / 340,570.04-469,986.48-197,413.04

Finding the Fourth Proportional to 340,570.04, 469,986.48 and 197,413.04

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Solution

The fourth proportional to 340,570.04, 469,986.48 and 197,413.04 is: 272,429.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,570.04 : 469,986.48 = 197,413.04 : x
  2. Step 2: Convert to fraction form
    340,570.04/469,986.48 = 197,413.04/x
  3. Step 3: Cross multiply
    340,570.04x = 469,986.48 × 197,413.04
  4. Step 4: Simplify right side
    340,570.04x = 92,781,459,775.70
  5. Step 5: Solve for x
    x = 92,781,459,775.70/340,570.04
  6. Step 6: Final answer
    x = 272,429.89

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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.