Home / 677,466.27-1,015,313.54-277,638.93

Finding the Fourth Proportional to 677,466.27, 1,015,313.54 and 277,638.93

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Solution

The fourth proportional to 677,466.27, 1,015,313.54 and 277,638.93 is: 416,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,466.27 : 1,015,313.54 = 277,638.93 : x
  2. Step 2: Convert to fraction form
    677,466.27/1,015,313.54 = 277,638.93/x
  3. Step 3: Cross multiply
    677,466.27x = 1,015,313.54 × 277,638.93
  4. Step 4: Simplify right side
    677,466.27x = 281,890,563,471.92
  5. Step 5: Solve for x
    x = 281,890,563,471.92/677,466.27
  6. Step 6: Final answer
    x = 416,095.35

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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.