Home / 937,428.96-1,406,376.72-272,580.96

Finding the Fourth Proportional to 937,428.96, 1,406,376.72 and 272,580.96

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Solution

The fourth proportional to 937,428.96, 1,406,376.72 and 272,580.96 is: 408,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,428.96 : 1,406,376.72 = 272,580.96 : x
  2. Step 2: Convert to fraction form
    937,428.96/1,406,376.72 = 272,580.96/x
  3. Step 3: Cross multiply
    937,428.96x = 1,406,376.72 × 272,580.96
  4. Step 4: Simplify right side
    937,428.96x = 383,351,516,459.25
  5. Step 5: Solve for x
    x = 383,351,516,459.25/937,428.96
  6. Step 6: Final answer
    x = 408,939.27

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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.