Finding the Fourth Proportional to 346,227.48, 519,398.64 and 121,529.63
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Solution
The fourth proportional to 346,227.48, 519,398.64 and 121,529.63 is: 182,314.59
Step by Step Solution
- Step 1: Write the proportion equation
346,227.48 : 519,398.64 = 121,529.63 : x - Step 2: Convert to fraction form
346,227.48/519,398.64 = 121,529.63/x - Step 3: Cross multiply
346,227.48x = 519,398.64 × 121,529.63 - Step 4: Simplify right side
346,227.48x = 63,122,321,944.71 - Step 5: Solve for x
x = 63,122,321,944.71/346,227.48 - Step 6: Final answer
x = 182,314.59
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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.