Home / 937,647.40-1,406,464.98-227,670.64

Finding the Fourth Proportional to 937,647.40, 1,406,464.98 and 227,670.64

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Solution

The fourth proportional to 937,647.40, 1,406,464.98 and 227,670.64 is: 341,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,647.40 : 1,406,464.98 = 227,670.64 : x
  2. Step 2: Convert to fraction form
    937,647.40/1,406,464.98 = 227,670.64/x
  3. Step 3: Cross multiply
    937,647.40x = 1,406,464.98 × 227,670.64
  4. Step 4: Simplify right side
    937,647.40x = 320,210,782,134.19
  5. Step 5: Solve for x
    x = 320,210,782,134.19/937,647.40
  6. Step 6: Final answer
    x = 341,504.47

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Double scale
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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.