Finding the Fourth Proportional to 293,913.16, 440,994.56 and 160,637.68
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Solution
The fourth proportional to 293,913.16, 440,994.56 and 160,637.68 is: 241,024.74
Step by Step Solution
- Step 1: Write the proportion equation
293,913.16 : 440,994.56 = 160,637.68 : x - Step 2: Convert to fraction form
293,913.16/440,994.56 = 160,637.68/x - Step 3: Cross multiply
293,913.16x = 440,994.56 × 160,637.68 - Step 4: Simplify right side
293,913.16x = 70,840,343,011.02 - Step 5: Solve for x
x = 70,840,343,011.02/293,913.16 - Step 6: Final answer
x = 241,024.74
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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.