Finding the Fourth Proportional to 943,708.58, 1,302,377.09 and 535,655.08
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Solution
The fourth proportional to 943,708.58, 1,302,377.09 and 535,655.08 is: 739,237.64
Step by Step Solution
- Step 1: Write the proportion equation
943,708.58 : 1,302,377.09 = 535,655.08 : x - Step 2: Convert to fraction form
943,708.58/1,302,377.09 = 535,655.08/x - Step 3: Cross multiply
943,708.58x = 1,302,377.09 × 535,655.08 - Step 4: Simplify right side
943,708.58x = 697,624,904,334.12 - Step 5: Solve for x
x = 697,624,904,334.12/943,708.58 - Step 6: Final answer
x = 739,237.64
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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.