Home / 345,473.51-476,746.29-192,511.08

Finding the Fourth Proportional to 345,473.51, 476,746.29 and 192,511.08

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Solution

The fourth proportional to 345,473.51, 476,746.29 and 192,511.08 is: 265,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,473.51 : 476,746.29 = 192,511.08 : x
  2. Step 2: Convert to fraction form
    345,473.51/476,746.29 = 192,511.08/x
  3. Step 3: Cross multiply
    345,473.51x = 476,746.29 × 192,511.08
  4. Step 4: Simplify right side
    345,473.51x = 91,778,943,173.89
  5. Step 5: Solve for x
    x = 91,778,943,173.89/345,473.51
  6. Step 6: Final answer
    x = 265,661.31

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1.5x scale

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.