Finding the Fourth Proportional to 751,877.60, 1,037,646.06 and 429,580.79
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Solution
The fourth proportional to 751,877.60, 1,037,646.06 and 429,580.79 is: 592,852.90
Step by Step Solution
- Step 1: Write the proportion equation
751,877.60 : 1,037,646.06 = 429,580.79 : x - Step 2: Convert to fraction form
751,877.60/1,037,646.06 = 429,580.79/x - Step 3: Cross multiply
751,877.60x = 1,037,646.06 × 429,580.79 - Step 4: Simplify right side
751,877.60x = 445,752,809,006.96 - Step 5: Solve for x
x = 445,752,809,006.96/751,877.60 - Step 6: Final answer
x = 592,852.90
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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.