Finding the Fourth Proportional to 475,719.35, 655,857.62 and 377,927.08
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Solution
The fourth proportional to 475,719.35, 655,857.62 and 377,927.08 is: 521,034.85
Step by Step Solution
- Step 1: Write the proportion equation
475,719.35 : 655,857.62 = 377,927.08 : x - Step 2: Convert to fraction form
475,719.35/655,857.62 = 377,927.08/x - Step 3: Cross multiply
475,719.35x = 655,857.62 × 377,927.08 - Step 4: Simplify right side
475,719.35x = 247,866,358,925.34 - Step 5: Solve for x
x = 247,866,358,925.34/475,719.35 - Step 6: Final answer
x = 521,034.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.