Home / 325,075.25-448,637.61-187,258.93

Finding the Fourth Proportional to 325,075.25, 448,637.61 and 187,258.93

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Solution

The fourth proportional to 325,075.25, 448,637.61 and 187,258.93 is: 258,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,075.25 : 448,637.61 = 187,258.93 : x
  2. Step 2: Convert to fraction form
    325,075.25/448,637.61 = 187,258.93/x
  3. Step 3: Cross multiply
    325,075.25x = 448,637.61 × 187,258.93
  4. Step 4: Simplify right side
    325,075.25x = 84,011,398,806.36
  5. Step 5: Solve for x
    x = 84,011,398,806.36/325,075.25
  6. Step 6: Final answer
    x = 258,436.77

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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.