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Finding the Fourth Proportional to 365,228.16, 546,857.76 and 238,554.72

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Solution

The fourth proportional to 365,228.16, 546,857.76 and 238,554.72 is: 357,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,228.16 : 546,857.76 = 238,554.72 : x
  2. Step 2: Convert to fraction form
    365,228.16/546,857.76 = 238,554.72/x
  3. Step 3: Cross multiply
    365,228.16x = 546,857.76 × 238,554.72
  4. Step 4: Simplify right side
    365,228.16x = 130,455,499,816.63
  5. Step 5: Solve for x
    x = 130,455,499,816.63/365,228.16
  6. Step 6: Final answer
    x = 357,189.05

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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.