Finding the Fourth Proportional to 346,740.29, 520,167.36 and 106,854.23
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Solution
The fourth proportional to 346,740.29, 520,167.36 and 106,854.23 is: 160,298.89
Step by Step Solution
- Step 1: Write the proportion equation
346,740.29 : 520,167.36 = 106,854.23 : x - Step 2: Convert to fraction form
346,740.29/520,167.36 = 106,854.23/x - Step 3: Cross multiply
346,740.29x = 520,167.36 × 106,854.23 - Step 4: Simplify right side
346,740.29x = 55,582,083,757.22 - Step 5: Solve for x
x = 55,582,083,757.22/346,740.29 - Step 6: Final answer
x = 160,298.89
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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.