Finding the Fourth Proportional to 342,595.85, 513,927.99 and 117,926.55
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Solution
The fourth proportional to 342,595.85, 513,927.99 and 117,926.55 is: 176,901.60
Step by Step Solution
- Step 1: Write the proportion equation
342,595.85 : 513,927.99 = 117,926.55 : x - Step 2: Convert to fraction form
342,595.85/513,927.99 = 117,926.55/x - Step 3: Cross multiply
342,595.85x = 513,927.99 × 117,926.55 - Step 4: Simplify right side
342,595.85x = 60,605,754,809.13 - Step 5: Solve for x
x = 60,605,754,809.13/342,595.85 - Step 6: Final answer
x = 176,901.60
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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.