Home / 982,386.33-1,355,245.07-710,022.81

Finding the Fourth Proportional to 982,386.33, 1,355,245.07 and 710,022.81

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Solution

The fourth proportional to 982,386.33, 1,355,245.07 and 710,022.81 is: 979,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,386.33 : 1,355,245.07 = 710,022.81 : x
  2. Step 2: Convert to fraction form
    982,386.33/1,355,245.07 = 710,022.81/x
  3. Step 3: Cross multiply
    982,386.33x = 1,355,245.07 × 710,022.81
  4. Step 4: Simplify right side
    982,386.33x = 962,254,918,365.98
  5. Step 5: Solve for x
    x = 962,254,918,365.98/982,386.33
  6. Step 6: Final answer
    x = 979,507.65

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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.