Finding the Fourth Proportional to 577,593.60, 865,468.80 and 483,590.40
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Solution
The fourth proportional to 577,593.60, 865,468.80 and 483,590.40 is: 724,613.99
Step by Step Solution
- Step 1: Write the proportion equation
577,593.60 : 865,468.80 = 483,590.40 : x - Step 2: Convert to fraction form
577,593.60/865,468.80 = 483,590.40/x - Step 3: Cross multiply
577,593.60x = 865,468.80 × 483,590.40 - Step 4: Simplify right side
577,593.60x = 418,532,403,179.52 - Step 5: Solve for x
x = 418,532,403,179.52/577,593.60 - Step 6: Final answer
x = 724,613.99
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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.