Home / 865,936.32-1,194,989.12-483,963.10

Finding the Fourth Proportional to 865,936.32, 1,194,989.12 and 483,963.10

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Solution

The fourth proportional to 865,936.32, 1,194,989.12 and 483,963.10 is: 667,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,936.32 : 1,194,989.12 = 483,963.10 : x
  2. Step 2: Convert to fraction form
    865,936.32/1,194,989.12 = 483,963.10/x
  3. Step 3: Cross multiply
    865,936.32x = 1,194,989.12 × 483,963.10
  4. Step 4: Simplify right side
    865,936.32x = 578,330,638,111.34
  5. Step 5: Solve for x
    x = 578,330,638,111.34/865,936.32
  6. Step 6: Final answer
    x = 667,867.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.