Home / 883,555.61-1,218,955.91-510,949.71

Finding the Fourth Proportional to 883,555.61, 1,218,955.91 and 510,949.71

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Solution

The fourth proportional to 883,555.61, 1,218,955.91 and 510,949.71 is: 704,907.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,555.61 : 1,218,955.91 = 510,949.71 : x
  2. Step 2: Convert to fraction form
    883,555.61/1,218,955.91 = 510,949.71/x
  3. Step 3: Cross multiply
    883,555.61x = 1,218,955.91 × 510,949.71
  4. Step 4: Simplify right side
    883,555.61x = 622,825,166,162.54
  5. Step 5: Solve for x
    x = 622,825,166,162.54/883,555.61
  6. Step 6: Final answer
    x = 704,907.72

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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.