Finding the Fourth Proportional to 751,897.86, 1,037,523.06 and 429,628.84
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Solution
The fourth proportional to 751,897.86, 1,037,523.06 and 429,628.84 is: 592,832.95
Step by Step Solution
- Step 1: Write the proportion equation
751,897.86 : 1,037,523.06 = 429,628.84 : x - Step 2: Convert to fraction form
751,897.86/1,037,523.06 = 429,628.84/x - Step 3: Cross multiply
751,897.86x = 1,037,523.06 × 429,628.84 - Step 4: Simplify right side
751,897.86x = 445,749,828,741.05 - Step 5: Solve for x
x = 445,749,828,741.05/751,897.86 - Step 6: Final answer
x = 592,832.95
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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.