Home / 995,133.84-1,372,199.43-672,283.36

Finding the Fourth Proportional to 995,133.84, 1,372,199.43 and 672,283.36

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Solution

The fourth proportional to 995,133.84, 1,372,199.43 and 672,283.36 is: 927,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,133.84 : 1,372,199.43 = 672,283.36 : x
  2. Step 2: Convert to fraction form
    995,133.84/1,372,199.43 = 672,283.36/x
  3. Step 3: Cross multiply
    995,133.84x = 1,372,199.43 × 672,283.36
  4. Step 4: Simplify right side
    995,133.84x = 922,506,847,626.80
  5. Step 5: Solve for x
    x = 922,506,847,626.80/995,133.84
  6. Step 6: Final answer
    x = 927,017.87

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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.