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Finding the Fourth Proportional to 458,855.04, 633,220.64 and 254,900.42

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Solution

The fourth proportional to 458,855.04, 633,220.64 and 254,900.42 is: 351,762.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,855.04 : 633,220.64 = 254,900.42 : x
  2. Step 2: Convert to fraction form
    458,855.04/633,220.64 = 254,900.42/x
  3. Step 3: Cross multiply
    458,855.04x = 633,220.64 × 254,900.42
  4. Step 4: Simplify right side
    458,855.04x = 161,408,205,978.52
  5. Step 5: Solve for x
    x = 161,408,205,978.52/458,855.04
  6. Step 6: Final answer
    x = 351,762.95

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1.5x scale

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.