Finding the Fourth Proportional to 472,683.02, 652,304.60 and 257,827.70
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Solution
The fourth proportional to 472,683.02, 652,304.60 and 257,827.70 is: 355,803.33
Step by Step Solution
- Step 1: Write the proportion equation
472,683.02 : 652,304.60 = 257,827.70 : x - Step 2: Convert to fraction form
472,683.02/652,304.60 = 257,827.70/x - Step 3: Cross multiply
472,683.02x = 652,304.60 × 257,827.70 - Step 4: Simplify right side
472,683.02x = 168,182,194,717.42 - Step 5: Solve for x
x = 168,182,194,717.42/472,683.02 - Step 6: Final answer
x = 355,803.33
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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.