Finding the Fourth Proportional to 424,652.96, 637,089.68 and 158,415.48
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Solution
The fourth proportional to 424,652.96, 637,089.68 and 158,415.48 is: 237,664.34
Step by Step Solution
- Step 1: Write the proportion equation
424,652.96 : 637,089.68 = 158,415.48 : x - Step 2: Convert to fraction form
424,652.96/637,089.68 = 158,415.48/x - Step 3: Cross multiply
424,652.96x = 637,089.68 × 158,415.48 - Step 4: Simplify right side
424,652.96x = 100,924,867,856.29 - Step 5: Solve for x
x = 100,924,867,856.29/424,652.96 - Step 6: Final answer
x = 237,664.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.