Home / 696,133.45-1,044,201.08-190,698.92

Finding the Fourth Proportional to 696,133.45, 1,044,201.08 and 190,698.92

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Solution

The fourth proportional to 696,133.45, 1,044,201.08 and 190,698.92 is: 286,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,133.45 : 1,044,201.08 = 190,698.92 : x
  2. Step 2: Convert to fraction form
    696,133.45/1,044,201.08 = 190,698.92/x
  3. Step 3: Cross multiply
    696,133.45x = 1,044,201.08 × 190,698.92
  4. Step 4: Simplify right side
    696,133.45x = 199,128,012,997.83
  5. Step 5: Solve for x
    x = 199,128,012,997.83/696,133.45
  6. Step 6: Final answer
    x = 286,048.62

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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.