Finding the Fourth Proportional to 577,730.60, 797,253.36 and 319,617.26
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Solution
The fourth proportional to 577,730.60, 797,253.36 and 319,617.26 is: 441,063.59
Step by Step Solution
- Step 1: Write the proportion equation
577,730.60 : 797,253.36 = 319,617.26 : x - Step 2: Convert to fraction form
577,730.60/797,253.36 = 319,617.26/x - Step 3: Cross multiply
577,730.60x = 797,253.36 × 319,617.26 - Step 4: Simplify right side
577,730.60x = 254,815,934,448.99 - Step 5: Solve for x
x = 254,815,934,448.99/577,730.60 - Step 6: Final answer
x = 441,063.59
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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.