Home / 842,799.48-1,263,935.70-281,702.76

Finding the Fourth Proportional to 842,799.48, 1,263,935.70 and 281,702.76

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Solution

The fourth proportional to 842,799.48, 1,263,935.70 and 281,702.76 is: 422,466.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,799.48 : 1,263,935.70 = 281,702.76 : x
  2. Step 2: Convert to fraction form
    842,799.48/1,263,935.70 = 281,702.76/x
  3. Step 3: Cross multiply
    842,799.48x = 1,263,935.70 × 281,702.76
  4. Step 4: Simplify right side
    842,799.48x = 356,054,175,152.53
  5. Step 5: Solve for x
    x = 356,054,175,152.53/842,799.48
  6. Step 6: Final answer
    x = 422,466.06

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1.5x scale

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.