Home / 785,218.86-1,175,503.19-484,733.36

Finding the Fourth Proportional to 785,218.86, 1,175,503.19 and 484,733.36

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Solution

The fourth proportional to 785,218.86, 1,175,503.19 and 484,733.36 is: 725,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,218.86 : 1,175,503.19 = 484,733.36 : x
  2. Step 2: Convert to fraction form
    785,218.86/1,175,503.19 = 484,733.36/x
  3. Step 3: Cross multiply
    785,218.86x = 1,175,503.19 × 484,733.36
  4. Step 4: Simplify right side
    785,218.86x = 569,805,611,494.51
  5. Step 5: Solve for x
    x = 569,805,611,494.51/785,218.86
  6. Step 6: Final answer
    x = 725,664.70

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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.