Finding the Fourth Proportional to 935,801.70, 1,403,702.69 and 225,829.75
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Solution
The fourth proportional to 935,801.70, 1,403,702.69 and 225,829.75 is: 338,744.66
Step by Step Solution
- Step 1: Write the proportion equation
935,801.70 : 1,403,702.69 = 225,829.75 : x - Step 2: Convert to fraction form
935,801.70/1,403,702.69 = 225,829.75/x - Step 3: Cross multiply
935,801.70x = 1,403,702.69 × 225,829.75 - Step 4: Simplify right side
935,801.70x = 316,997,827,557.03 - Step 5: Solve for x
x = 316,997,827,557.03/935,801.70 - Step 6: Final answer
x = 338,744.66
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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.