Finding the Fourth Proportional to 316,992.14, 475,437.63 and 117,267.10
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Solution
The fourth proportional to 316,992.14, 475,437.63 and 117,267.10 is: 175,881.94
Step by Step Solution
- Step 1: Write the proportion equation
316,992.14 : 475,437.63 = 117,267.10 : x - Step 2: Convert to fraction form
316,992.14/475,437.63 = 117,267.10/x - Step 3: Cross multiply
316,992.14x = 475,437.63 × 117,267.10 - Step 4: Simplify right side
316,992.14x = 55,753,191,352.13 - Step 5: Solve for x
x = 55,753,191,352.13/316,992.14 - Step 6: Final answer
x = 175,881.94
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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.