Home / 980,546.28-1,470,823.26-648,048.36

Finding the Fourth Proportional to 980,546.28, 1,470,823.26 and 648,048.36

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Solution

The fourth proportional to 980,546.28, 1,470,823.26 and 648,048.36 is: 972,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,546.28 : 1,470,823.26 = 648,048.36 : x
  2. Step 2: Convert to fraction form
    980,546.28/1,470,823.26 = 648,048.36/x
  3. Step 3: Cross multiply
    980,546.28x = 1,470,823.26 × 648,048.36
  4. Step 4: Simplify right side
    980,546.28x = 953,164,601,492.85
  5. Step 5: Solve for x
    x = 953,164,601,492.85/980,546.28
  6. Step 6: Final answer
    x = 972,075.08

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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.