Finding the Fourth Proportional to 346,725.70, 520,088.55 and 160,101.70
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Solution
The fourth proportional to 346,725.70, 520,088.55 and 160,101.70 is: 240,152.55
Step by Step Solution
- Step 1: Write the proportion equation
346,725.70 : 520,088.55 = 160,101.70 : x - Step 2: Convert to fraction form
346,725.70/520,088.55 = 160,101.70/x - Step 3: Cross multiply
346,725.70x = 520,088.55 × 160,101.70 - Step 4: Simplify right side
346,725.70x = 83,267,061,005.54 - Step 5: Solve for x
x = 83,267,061,005.54/346,725.70 - Step 6: Final answer
x = 240,152.55
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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.