Home / 842,282.50-1,162,354.51-474,765.35

Finding the Fourth Proportional to 842,282.50, 1,162,354.51 and 474,765.35

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Solution

The fourth proportional to 842,282.50, 1,162,354.51 and 474,765.35 is: 655,178.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,282.50 : 1,162,354.51 = 474,765.35 : x
  2. Step 2: Convert to fraction form
    842,282.50/1,162,354.51 = 474,765.35/x
  3. Step 3: Cross multiply
    842,282.50x = 1,162,354.51 × 474,765.35
  4. Step 4: Simplify right side
    842,282.50x = 551,845,644,413.60
  5. Step 5: Solve for x
    x = 551,845,644,413.60/842,282.50
  6. Step 6: Final answer
    x = 655,178.81

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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.