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Finding the Fourth Proportional to 357,460.37, 536,267.71 and 120,797.81

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Solution

The fourth proportional to 357,460.37, 536,267.71 and 120,797.81 is: 181,222.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,460.37 : 536,267.71 = 120,797.81 : x
  2. Step 2: Convert to fraction form
    357,460.37/536,267.71 = 120,797.81/x
  3. Step 3: Cross multiply
    357,460.37x = 536,267.71 × 120,797.81
  4. Step 4: Simplify right side
    357,460.37x = 64,779,964,337.73
  5. Step 5: Solve for x
    x = 64,779,964,337.73/357,460.37
  6. Step 6: Final answer
    x = 181,222.79

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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.