Finding the Fourth Proportional to 355,374.24, 533,226.60 and 155,668.74
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Solution
The fourth proportional to 355,374.24, 533,226.60 and 155,668.74 is: 233,575.49
Step by Step Solution
- Step 1: Write the proportion equation
355,374.24 : 533,226.60 = 155,668.74 : x - Step 2: Convert to fraction form
355,374.24/533,226.60 = 155,668.74/x - Step 3: Cross multiply
355,374.24x = 533,226.60 × 155,668.74 - Step 4: Simplify right side
355,374.24x = 83,006,712,956.48 - Step 5: Solve for x
x = 83,006,712,956.48/355,374.24 - Step 6: Final answer
x = 233,575.49
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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.