Home / 913,713.30-1,370,511.56-282,574.26

Finding the Fourth Proportional to 913,713.30, 1,370,511.56 and 282,574.26

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Solution

The fourth proportional to 913,713.30, 1,370,511.56 and 282,574.26 is: 423,843.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,713.30 : 1,370,511.56 = 282,574.26 : x
  2. Step 2: Convert to fraction form
    913,713.30/1,370,511.56 = 282,574.26/x
  3. Step 3: Cross multiply
    913,713.30x = 1,370,511.56 × 282,574.26
  4. Step 4: Simplify right side
    913,713.30x = 387,271,289,888.45
  5. Step 5: Solve for x
    x = 387,271,289,888.45/913,713.30
  6. Step 6: Final answer
    x = 423,843.33

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1.5x scale

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.