Finding the Fourth Proportional to 557,335.02, 769,126.84 and 302,688.02
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Solution
The fourth proportional to 557,335.02, 769,126.84 and 302,688.02 is: 417,711.92
Step by Step Solution
- Step 1: Write the proportion equation
557,335.02 : 769,126.84 = 302,688.02 : x - Step 2: Convert to fraction form
557,335.02/769,126.84 = 302,688.02/x - Step 3: Cross multiply
557,335.02x = 769,126.84 × 302,688.02 - Step 4: Simplify right side
557,335.02x = 232,805,480,328.46 - Step 5: Solve for x
x = 232,805,480,328.46/557,335.02 - Step 6: Final answer
x = 417,711.92
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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.