Finding the Fourth Proportional to 346,134.16, 519,201.18 and 146,402.68
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Solution
The fourth proportional to 346,134.16, 519,201.18 and 146,402.68 is: 219,603.99
Step by Step Solution
- Step 1: Write the proportion equation
346,134.16 : 519,201.18 = 146,402.68 : x - Step 2: Convert to fraction form
346,134.16/519,201.18 = 146,402.68/x - Step 3: Cross multiply
346,134.16x = 519,201.18 × 146,402.68 - Step 4: Simplify right side
346,134.16x = 76,012,444,211.16 - Step 5: Solve for x
x = 76,012,444,211.16/346,134.16 - Step 6: Final answer
x = 219,603.99
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1.5x scale
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.