Finding the Fourth Proportional to 931,902.37, 1,285,393.05 and 604,630.68
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Solution
The fourth proportional to 931,902.37, 1,285,393.05 and 604,630.68 is: 833,980.14
Step by Step Solution
- Step 1: Write the proportion equation
931,902.37 : 1,285,393.05 = 604,630.68 : x - Step 2: Convert to fraction form
931,902.37/1,285,393.05 = 604,630.68/x - Step 3: Cross multiply
931,902.37x = 1,285,393.05 × 604,630.68 - Step 4: Simplify right side
931,902.37x = 777,188,069,068.55 - Step 5: Solve for x
x = 777,188,069,068.55/931,902.37 - Step 6: Final answer
x = 833,980.14
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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.