Finding the Fourth Proportional to 497,279.13, 745,913.19 and 297,655.23
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Solution
The fourth proportional to 497,279.13, 745,913.19 and 297,655.23 is: 446,479.55
Step by Step Solution
- Step 1: Write the proportion equation
497,279.13 : 745,913.19 = 297,655.23 : x - Step 2: Convert to fraction form
497,279.13/745,913.19 = 297,655.23/x - Step 3: Cross multiply
497,279.13x = 745,913.19 × 297,655.23 - Step 4: Simplify right side
497,279.13x = 222,024,962,129.48 - Step 5: Solve for x
x = 222,024,962,129.48/497,279.13 - Step 6: Final answer
x = 446,479.55
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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.