Home / 940,995.34-1,410,699.54-408,115.02

Finding the Fourth Proportional to 940,995.34, 1,410,699.54 and 408,115.02

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Solution

The fourth proportional to 940,995.34, 1,410,699.54 and 408,115.02 is: 611,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,995.34 : 1,410,699.54 = 408,115.02 : x
  2. Step 2: Convert to fraction form
    940,995.34/1,410,699.54 = 408,115.02/x
  3. Step 3: Cross multiply
    940,995.34x = 1,410,699.54 × 408,115.02
  4. Step 4: Simplify right side
    940,995.34x = 575,727,670,981.09
  5. Step 5: Solve for x
    x = 575,727,670,981.09/940,995.34
  6. Step 6: Final answer
    x = 611,828.40

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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.