Home / 907,867.44-1,361,582.46-402,148.80

Finding the Fourth Proportional to 907,867.44, 1,361,582.46 and 402,148.80

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Solution

The fourth proportional to 907,867.44, 1,361,582.46 and 402,148.80 is: 603,126.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,867.44 : 1,361,582.46 = 402,148.80 : x
  2. Step 2: Convert to fraction form
    907,867.44/1,361,582.46 = 402,148.80/x
  3. Step 3: Cross multiply
    907,867.44x = 1,361,582.46 × 402,148.80
  4. Step 4: Simplify right side
    907,867.44x = 547,558,752,390.05
  5. Step 5: Solve for x
    x = 547,558,752,390.05/907,867.44
  6. Step 6: Final answer
    x = 603,126.32

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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.