Home / 858,744.27-1,185,020.82-476,746.47

Finding the Fourth Proportional to 858,744.27, 1,185,020.82 and 476,746.47

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Solution

The fourth proportional to 858,744.27, 1,185,020.82 and 476,746.47 is: 657,884.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,744.27 : 1,185,020.82 = 476,746.47 : x
  2. Step 2: Convert to fraction form
    858,744.27/1,185,020.82 = 476,746.47/x
  3. Step 3: Cross multiply
    858,744.27x = 1,185,020.82 × 476,746.47
  4. Step 4: Simplify right side
    858,744.27x = 564,954,492,811.51
  5. Step 5: Solve for x
    x = 564,954,492,811.51/858,744.27
  6. Step 6: Final answer
    x = 657,884.44

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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.