Home / 850,631.72-1,173,871.13-468,658.50

Finding the Fourth Proportional to 850,631.72, 1,173,871.13 and 468,658.50

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Solution

The fourth proportional to 850,631.72, 1,173,871.13 and 468,658.50 is: 646,748.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,631.72 : 1,173,871.13 = 468,658.50 : x
  2. Step 2: Convert to fraction form
    850,631.72/1,173,871.13 = 468,658.50/x
  3. Step 3: Cross multiply
    850,631.72x = 1,173,871.13 × 468,658.50
  4. Step 4: Simplify right side
    850,631.72x = 550,144,676,233.80
  5. Step 5: Solve for x
    x = 550,144,676,233.80/850,631.72
  6. Step 6: Final answer
    x = 646,748.37

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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.