Home / 980,548.28-1,470,826.26-648,050.36

Finding the Fourth Proportional to 980,548.28, 1,470,826.26 and 648,050.36

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Solution

The fourth proportional to 980,548.28, 1,470,826.26 and 648,050.36 is: 972,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,548.28 : 1,470,826.26 = 648,050.36 : x
  2. Step 2: Convert to fraction form
    980,548.28/1,470,826.26 = 648,050.36/x
  3. Step 3: Cross multiply
    980,548.28x = 1,470,826.26 × 648,050.36
  4. Step 4: Simplify right side
    980,548.28x = 953,169,487,290.45
  5. Step 5: Solve for x
    x = 953,169,487,290.45/980,548.28
  6. Step 6: Final answer
    x = 972,078.08

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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.