Home / 876,718.35-1,315,090.53-245,592.27

Finding the Fourth Proportional to 876,718.35, 1,315,090.53 and 245,592.27

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Solution

The fourth proportional to 876,718.35, 1,315,090.53 and 245,592.27 is: 368,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,718.35 : 1,315,090.53 = 245,592.27 : x
  2. Step 2: Convert to fraction form
    876,718.35/1,315,090.53 = 245,592.27/x
  3. Step 3: Cross multiply
    876,718.35x = 1,315,090.53 × 245,592.27
  4. Step 4: Simplify right side
    876,718.35x = 322,976,068,518.20
  5. Step 5: Solve for x
    x = 322,976,068,518.20/876,718.35
  6. Step 6: Final answer
    x = 368,392.05

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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.