Home / 972,930.32-1,458,403.32-551,315.60

Finding the Fourth Proportional to 972,930.32, 1,458,403.32 and 551,315.60

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Solution

The fourth proportional to 972,930.32, 1,458,403.32 and 551,315.60 is: 826,411.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,930.32 : 1,458,403.32 = 551,315.60 : x
  2. Step 2: Convert to fraction form
    972,930.32/1,458,403.32 = 551,315.60/x
  3. Step 3: Cross multiply
    972,930.32x = 1,458,403.32 × 551,315.60
  4. Step 4: Simplify right side
    972,930.32x = 804,040,501,407.79
  5. Step 5: Solve for x
    x = 804,040,501,407.79/972,930.32
  6. Step 6: Final answer
    x = 826,411.19

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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.