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Finding the Fourth Proportional to 626,271.27, 940,511.74 and 466,390.63

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Solution

The fourth proportional to 626,271.27, 940,511.74 and 466,390.63 is: 700,408.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,271.27 : 940,511.74 = 466,390.63 : x
  2. Step 2: Convert to fraction form
    626,271.27/940,511.74 = 466,390.63/x
  3. Step 3: Cross multiply
    626,271.27x = 940,511.74 × 466,390.63
  4. Step 4: Simplify right side
    626,271.27x = 438,645,862,941.00
  5. Step 5: Solve for x
    x = 438,645,862,941.00/626,271.27
  6. Step 6: Final answer
    x = 700,408.73

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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.