Finding the Fourth Proportional to 536,963.51, 805,444.96 and 157,887.39
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Solution
The fourth proportional to 536,963.51, 805,444.96 and 157,887.39 is: 236,830.99
Step by Step Solution
- Step 1: Write the proportion equation
536,963.51 : 805,444.96 = 157,887.39 : x - Step 2: Convert to fraction form
536,963.51/805,444.96 = 157,887.39/x - Step 3: Cross multiply
536,963.51x = 805,444.96 × 157,887.39 - Step 4: Simplify right side
536,963.51x = 127,169,599,107.92 - Step 5: Solve for x
x = 127,169,599,107.92/536,963.51 - Step 6: Final answer
x = 236,830.99
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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.