Finding the Fourth Proportional to 527,372.70, 727,719.71 and 297,955.04
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Solution
The fourth proportional to 527,372.70, 727,719.71 and 297,955.04 is: 411,147.09
Step by Step Solution
- Step 1: Write the proportion equation
527,372.70 : 727,719.71 = 297,955.04 : x - Step 2: Convert to fraction form
527,372.70/727,719.71 = 297,955.04/x - Step 3: Cross multiply
527,372.70x = 727,719.71 × 297,955.04 - Step 4: Simplify right side
527,372.70x = 216,827,751,663.24 - Step 5: Solve for x
x = 216,827,751,663.24/527,372.70 - Step 6: Final answer
x = 411,147.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.