Finding the Fourth Proportional to 245,432.79, 368,088.44 and 174,147.93
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Solution
The fourth proportional to 245,432.79, 368,088.44 and 174,147.93 is: 261,178.79
Step by Step Solution
- Step 1: Write the proportion equation
245,432.79 : 368,088.44 = 174,147.93 : x - Step 2: Convert to fraction form
245,432.79/368,088.44 = 174,147.93/x - Step 3: Cross multiply
245,432.79x = 368,088.44 × 174,147.93 - Step 4: Simplify right side
245,432.79x = 64,101,839,012.19 - Step 5: Solve for x
x = 64,101,839,012.19/245,432.79 - Step 6: Final answer
x = 261,178.79
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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.