Finding the Fourth Proportional to 516,587.98, 774,914.78 and 137,502.52
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Solution
The fourth proportional to 516,587.98, 774,914.78 and 137,502.52 is: 206,262.51
Step by Step Solution
- Step 1: Write the proportion equation
516,587.98 : 774,914.78 = 137,502.52 : x - Step 2: Convert to fraction form
516,587.98/774,914.78 = 137,502.52/x - Step 3: Cross multiply
516,587.98x = 774,914.78 × 137,502.52 - Step 4: Simplify right side
516,587.98x = 106,552,735,035.25 - Step 5: Solve for x
x = 106,552,735,035.25/516,587.98 - Step 6: Final answer
x = 206,262.51
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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.