Finding the Fourth Proportional to 503,813.18, 695,220.17 and 297,048.74
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Solution
The fourth proportional to 503,813.18, 695,220.17 and 297,048.74 is: 409,902.48
Step by Step Solution
- Step 1: Write the proportion equation
503,813.18 : 695,220.17 = 297,048.74 : x - Step 2: Convert to fraction form
503,813.18/695,220.17 = 297,048.74/x - Step 3: Cross multiply
503,813.18x = 695,220.17 × 297,048.74 - Step 4: Simplify right side
503,813.18x = 206,514,270,559.74 - Step 5: Solve for x
x = 206,514,270,559.74/503,813.18 - Step 6: Final answer
x = 409,902.48
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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.