Home / 782,823.07-1,079,551.96-510,804.01

Finding the Fourth Proportional to 782,823.07, 1,079,551.96 and 510,804.01

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Solution

The fourth proportional to 782,823.07, 1,079,551.96 and 510,804.01 is: 704,424.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,823.07 : 1,079,551.96 = 510,804.01 : x
  2. Step 2: Convert to fraction form
    782,823.07/1,079,551.96 = 510,804.01/x
  3. Step 3: Cross multiply
    782,823.07x = 1,079,551.96 × 510,804.01
  4. Step 4: Simplify right side
    782,823.07x = 551,439,470,171.36
  5. Step 5: Solve for x
    x = 551,439,470,171.36/782,823.07
  6. Step 6: Final answer
    x = 704,424.14

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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.