Home / 988,268.80-1,482,403.20-651,470.80

Finding the Fourth Proportional to 988,268.80, 1,482,403.20 and 651,470.80

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Solution

The fourth proportional to 988,268.80, 1,482,403.20 and 651,470.80 is: 977,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,268.80 : 1,482,403.20 = 651,470.80 : x
  2. Step 2: Convert to fraction form
    988,268.80/1,482,403.20 = 651,470.80/x
  3. Step 3: Cross multiply
    988,268.80x = 1,482,403.20 × 651,470.80
  4. Step 4: Simplify right side
    988,268.80x = 965,742,398,626.56
  5. Step 5: Solve for x
    x = 965,742,398,626.56/988,268.80
  6. Step 6: Final answer
    x = 977,206.20

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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.