Finding the Fourth Proportional to 857,037.36, 1,182,587.36 and 475,064.08
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Solution
The fourth proportional to 857,037.36, 1,182,587.36 and 475,064.08 is: 655,519.59
Step by Step Solution
- Step 1: Write the proportion equation
857,037.36 : 1,182,587.36 = 475,064.08 : x - Step 2: Convert to fraction form
857,037.36/1,182,587.36 = 475,064.08/x - Step 3: Cross multiply
857,037.36x = 1,182,587.36 × 475,064.08 - Step 4: Simplify right side
857,037.36x = 561,804,776,198.03 - Step 5: Solve for x
x = 561,804,776,198.03/857,037.36 - Step 6: Final answer
x = 655,519.59
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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.