Finding the Fourth Proportional to 577,986.04, 797,781.18 and 336,315.45
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Solution
The fourth proportional to 577,986.04, 797,781.18 and 336,315.45 is: 464,208.68
Step by Step Solution
- Step 1: Write the proportion equation
577,986.04 : 797,781.18 = 336,315.45 : x - Step 2: Convert to fraction form
577,986.04/797,781.18 = 336,315.45/x - Step 3: Cross multiply
577,986.04x = 797,781.18 × 336,315.45 - Step 4: Simplify right side
577,986.04x = 268,306,136,553.23 - Step 5: Solve for x
x = 268,306,136,553.23/577,986.04 - Step 6: Final answer
x = 464,208.68
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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.