Home / 845,756.79-1,166,015.25-671,903.81

Finding the Fourth Proportional to 845,756.79, 1,166,015.25 and 671,903.81

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Solution

The fourth proportional to 845,756.79, 1,166,015.25 and 671,903.81 is: 926,330.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,756.79 : 1,166,015.25 = 671,903.81 : x
  2. Step 2: Convert to fraction form
    845,756.79/1,166,015.25 = 671,903.81/x
  3. Step 3: Cross multiply
    845,756.79x = 1,166,015.25 × 671,903.81
  4. Step 4: Simplify right side
    845,756.79x = 783,450,087,535.58
  5. Step 5: Solve for x
    x = 783,450,087,535.58/845,756.79
  6. Step 6: Final answer
    x = 926,330.23

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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.