Finding the Fourth Proportional to 665,368.56, 917,252.60 and 474,049.80
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Solution
The fourth proportional to 665,368.56, 917,252.60 and 474,049.80 is: 653,507.60
Step by Step Solution
- Step 1: Write the proportion equation
665,368.56 : 917,252.60 = 474,049.80 : x - Step 2: Convert to fraction form
665,368.56/917,252.60 = 474,049.80/x - Step 3: Cross multiply
665,368.56x = 917,252.60 × 474,049.80 - Step 4: Simplify right side
665,368.56x = 434,823,411,579.48 - Step 5: Solve for x
x = 434,823,411,579.48/665,368.56 - Step 6: Final answer
x = 653,507.60
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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.