Home / 897,362.54-1,345,752.65-298,162.80

Finding the Fourth Proportional to 897,362.54, 1,345,752.65 and 298,162.80

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Solution

The fourth proportional to 897,362.54, 1,345,752.65 and 298,162.80 is: 447,147.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,362.54 : 1,345,752.65 = 298,162.80 : x
  2. Step 2: Convert to fraction form
    897,362.54/1,345,752.65 = 298,162.80/x
  3. Step 3: Cross multiply
    897,362.54x = 1,345,752.65 × 298,162.80
  4. Step 4: Simplify right side
    897,362.54x = 401,253,376,740.61
  5. Step 5: Solve for x
    x = 401,253,376,740.61/897,362.54
  6. Step 6: Final answer
    x = 447,147.46

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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.