Home / 893,822.55-1,233,499.45-485,951.83

Finding the Fourth Proportional to 893,822.55, 1,233,499.45 and 485,951.83

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Solution

The fourth proportional to 893,822.55, 1,233,499.45 and 485,951.83 is: 670,626.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,822.55 : 1,233,499.45 = 485,951.83 : x
  2. Step 2: Convert to fraction form
    893,822.55/1,233,499.45 = 485,951.83/x
  3. Step 3: Cross multiply
    893,822.55x = 1,233,499.45 × 485,951.83
  4. Step 4: Simplify right side
    893,822.55x = 599,421,315,031.49
  5. Step 5: Solve for x
    x = 599,421,315,031.49/893,822.55
  6. Step 6: Final answer
    x = 670,626.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.