Home / 696,126.15-1,044,190.05-190,691.48

Finding the Fourth Proportional to 696,126.15, 1,044,190.05 and 190,691.48

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Solution

The fourth proportional to 696,126.15, 1,044,190.05 and 190,691.48 is: 286,037.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,126.15 : 1,044,190.05 = 190,691.48 : x
  2. Step 2: Convert to fraction form
    696,126.15/1,044,190.05 = 190,691.48/x
  3. Step 3: Cross multiply
    696,126.15x = 1,044,190.05 × 190,691.48
  4. Step 4: Simplify right side
    696,126.15x = 199,118,140,814.82
  5. Step 5: Solve for x
    x = 199,118,140,814.82/696,126.15
  6. Step 6: Final answer
    x = 286,037.44

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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.