Home / 934,709.96-1,289,990.79-552,859.76

Finding the Fourth Proportional to 934,709.96, 1,289,990.79 and 552,859.76

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Solution

The fourth proportional to 934,709.96, 1,289,990.79 and 552,859.76 is: 763,000.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,709.96 : 1,289,990.79 = 552,859.76 : x
  2. Step 2: Convert to fraction form
    934,709.96/1,289,990.79 = 552,859.76/x
  3. Step 3: Cross multiply
    934,709.96x = 1,289,990.79 × 552,859.76
  4. Step 4: Simplify right side
    934,709.96x = 713,183,998,561.61
  5. Step 5: Solve for x
    x = 713,183,998,561.61/934,709.96
  6. Step 6: Final answer
    x = 763,000.32

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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.