Finding the Fourth Proportional to 497,339.36, 745,477.88 and 283,647.21
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Solution
The fourth proportional to 497,339.36, 745,477.88 and 283,647.21 is: 425,167.88
Step by Step Solution
- Step 1: Write the proportion equation
497,339.36 : 745,477.88 = 283,647.21 : x - Step 2: Convert to fraction form
497,339.36/745,477.88 = 283,647.21/x - Step 3: Cross multiply
497,339.36x = 745,477.88 × 283,647.21 - Step 4: Simplify right side
497,339.36x = 211,452,719,360.48 - Step 5: Solve for x
x = 211,452,719,360.48/497,339.36 - Step 6: Final answer
x = 425,167.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.