Home / 697,983.63-1,047,185.64-248,645.85

Finding the Fourth Proportional to 697,983.63, 1,047,185.64 and 248,645.85

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Solution

The fourth proportional to 697,983.63, 1,047,185.64 and 248,645.85 is: 373,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,983.63 : 1,047,185.64 = 248,645.85 : x
  2. Step 2: Convert to fraction form
    697,983.63/1,047,185.64 = 248,645.85/x
  3. Step 3: Cross multiply
    697,983.63x = 1,047,185.64 × 248,645.85
  4. Step 4: Simplify right side
    697,983.63x = 260,378,363,565.59
  5. Step 5: Solve for x
    x = 260,378,363,565.59/697,983.63
  6. Step 6: Final answer
    x = 373,043.65

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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.