Home / 785,199.11-1,175,473.61-484,713.51

Finding the Fourth Proportional to 785,199.11, 1,175,473.61 and 484,713.51

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Solution

The fourth proportional to 785,199.11, 1,175,473.61 and 484,713.51 is: 725,634.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,199.11 : 1,175,473.61 = 484,713.51 : x
  2. Step 2: Convert to fraction form
    785,199.11/1,175,473.61 = 484,713.51/x
  3. Step 3: Cross multiply
    785,199.11x = 1,175,473.61 × 484,713.51
  4. Step 4: Simplify right side
    785,199.11x = 569,767,939,415.47
  5. Step 5: Solve for x
    x = 569,767,939,415.47/785,199.11
  6. Step 6: Final answer
    x = 725,634.98

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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.