Finding the Fourth Proportional to 557,533.44, 769,397.08 and 302,884.88
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Solution
The fourth proportional to 557,533.44, 769,397.08 and 302,884.88 is: 417,981.64
Step by Step Solution
- Step 1: Write the proportion equation
557,533.44 : 769,397.08 = 302,884.88 : x - Step 2: Convert to fraction form
557,533.44/769,397.08 = 302,884.88/x - Step 3: Cross multiply
557,533.44x = 769,397.08 × 302,884.88 - Step 4: Simplify right side
557,533.44x = 233,038,742,248.15 - Step 5: Solve for x
x = 233,038,742,248.15/557,533.44 - Step 6: Final answer
x = 417,981.64
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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.