Finding the Fourth Proportional to 875,832.18, 1,208,647.86 and 473,424.18
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Solution
The fourth proportional to 875,832.18, 1,208,647.86 and 473,424.18 is: 653,325.07
Step by Step Solution
- Step 1: Write the proportion equation
875,832.18 : 1,208,647.86 = 473,424.18 : x - Step 2: Convert to fraction form
875,832.18/1,208,647.86 = 473,424.18/x - Step 3: Cross multiply
875,832.18x = 1,208,647.86 × 473,424.18 - Step 4: Simplify right side
875,832.18x = 572,203,122,029.26 - Step 5: Solve for x
x = 572,203,122,029.26/875,832.18 - Step 6: Final answer
x = 653,325.07
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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.