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Finding the Fourth Proportional to 370,486.41, 556,616.28 and 237,626.16

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Solution

The fourth proportional to 370,486.41, 556,616.28 and 237,626.16 is: 357,007.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,486.41 : 556,616.28 = 237,626.16 : x
  2. Step 2: Convert to fraction form
    370,486.41/556,616.28 = 237,626.16/x
  3. Step 3: Cross multiply
    370,486.41x = 556,616.28 × 237,626.16
  4. Step 4: Simplify right side
    370,486.41x = 132,266,589,209.89
  5. Step 5: Solve for x
    x = 132,266,589,209.89/370,486.41
  6. Step 6: Final answer
    x = 357,007.94

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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.