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Finding the Fourth Proportional to 365,228.66, 546,858.51 and 238,555.22

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Solution

The fourth proportional to 365,228.66, 546,858.51 and 238,555.22 is: 357,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,228.66 : 546,858.51 = 238,555.22 : x
  2. Step 2: Convert to fraction form
    365,228.66/546,858.51 = 238,555.22/x
  3. Step 3: Cross multiply
    365,228.66x = 546,858.51 × 238,555.22
  4. Step 4: Simplify right side
    365,228.66x = 130,455,952,161.92
  5. Step 5: Solve for x
    x = 130,455,952,161.92/365,228.66
  6. Step 6: Final answer
    x = 357,189.80

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1.5x scale

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.