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Finding the Fourth Proportional to 947,006, 1,306,907.28 and 544,598

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Solution

The fourth proportional to 947,006, 1,306,907.28 and 544,598 is: 751,567.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,006 : 1,306,907.28 = 544,598 : x
  2. Step 2: Convert to fraction form
    947,006/1,306,907.28 = 544,598/x
  3. Step 3: Cross multiply
    947,006x = 1,306,907.28 × 544,598
  4. Step 4: Simplify right side
    947,006x = 711,739,090,873.44
  5. Step 5: Solve for x
    x = 711,739,090,873.44/947,006
  6. Step 6: Final answer
    x = 751,567.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.