Finding the Fourth Proportional to 346,565.70, 519,589.35 and 188,972.10
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Solution
The fourth proportional to 346,565.70, 519,589.35 and 188,972.10 is: 283,316.82
Step by Step Solution
- Step 1: Write the proportion equation
346,565.70 : 519,589.35 = 188,972.10 : x - Step 2: Convert to fraction form
346,565.70/519,589.35 = 188,972.10/x - Step 3: Cross multiply
346,565.70x = 519,589.35 × 188,972.10 - Step 4: Simplify right side
346,565.70x = 98,187,890,607.14 - Step 5: Solve for x
x = 98,187,890,607.14/346,565.70 - Step 6: Final answer
x = 283,316.82
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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.