Home / 1,107,281-1,661,627.94-397,293.32

Finding the Fourth Proportional to 1,107,281, 1,661,627.94 and 397,293.32

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Solution

The fourth proportional to 1,107,281, 1,661,627.94 and 397,293.32 is: 596,193.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,281 : 1,661,627.94 = 397,293.32 : x
  2. Step 2: Convert to fraction form
    1,107,281/1,661,627.94 = 397,293.32/x
  3. Step 3: Cross multiply
    1,107,281x = 1,661,627.94 × 397,293.32
  4. Step 4: Simplify right side
    1,107,281x = 660,153,680,887.36
  5. Step 5: Solve for x
    x = 660,153,680,887.36/1,107,281
  6. Step 6: Final answer
    x = 596,193.45

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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.