Home / 696,122.57-1,044,184.67-190,687.90

Finding the Fourth Proportional to 696,122.57, 1,044,184.67 and 190,687.90

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Solution

The fourth proportional to 696,122.57, 1,044,184.67 and 190,687.90 is: 286,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,122.57 : 1,044,184.67 = 190,687.90 : x
  2. Step 2: Convert to fraction form
    696,122.57/1,044,184.67 = 190,687.90/x
  3. Step 3: Cross multiply
    696,122.57x = 1,044,184.67 × 190,687.90
  4. Step 4: Simplify right side
    696,122.57x = 199,113,381,934.49
  5. Step 5: Solve for x
    x = 199,113,381,934.49/696,122.57
  6. Step 6: Final answer
    x = 286,032.07

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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.