Finding the Fourth Proportional to 609,835.84, 841,604.70 and 368,115.28
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Solution
The fourth proportional to 609,835.84, 841,604.70 and 368,115.28 is: 508,017.94
Step by Step Solution
- Step 1: Write the proportion equation
609,835.84 : 841,604.70 = 368,115.28 : x - Step 2: Convert to fraction form
609,835.84/841,604.70 = 368,115.28/x - Step 3: Cross multiply
609,835.84x = 841,604.70 × 368,115.28 - Step 4: Simplify right side
609,835.84x = 309,807,549,789.82 - Step 5: Solve for x
x = 309,807,549,789.82/609,835.84 - Step 6: Final answer
x = 508,017.94
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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.