Home / 972,003.40-1,458,005.10-730,558.60

Finding the Fourth Proportional to 972,003.40, 1,458,005.10 and 730,558.60

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Solution

The fourth proportional to 972,003.40, 1,458,005.10 and 730,558.60 is: 1,095,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,003.40 : 1,458,005.10 = 730,558.60 : x
  2. Step 2: Convert to fraction form
    972,003.40/1,458,005.10 = 730,558.60/x
  3. Step 3: Cross multiply
    972,003.40x = 1,458,005.10 × 730,558.60
  4. Step 4: Simplify right side
    972,003.40x = 1,065,158,164,648.86
  5. Step 5: Solve for x
    x = 1,065,158,164,648.86/972,003.40
  6. Step 6: Final answer
    x = 1,095,837.90

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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.