Home / 980,550.53-1,470,829.64-648,052.61

Finding the Fourth Proportional to 980,550.53, 1,470,829.64 and 648,052.61

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Solution

The fourth proportional to 980,550.53, 1,470,829.64 and 648,052.61 is: 972,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,550.53 : 1,470,829.64 = 648,052.61 : x
  2. Step 2: Convert to fraction form
    980,550.53/1,470,829.64 = 648,052.61/x
  3. Step 3: Cross multiply
    980,550.53x = 1,470,829.64 × 648,052.61
  4. Step 4: Simplify right side
    980,550.53x = 953,174,983,827.10
  5. Step 5: Solve for x
    x = 953,174,983,827.10/980,550.53
  6. Step 6: Final answer
    x = 972,081.45

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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.