Finding the Fourth Proportional to 346,595.76, 519,922.80 and 121,932.54
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Solution
The fourth proportional to 346,595.76, 519,922.80 and 121,932.54 is: 182,909.07
Step by Step Solution
- Step 1: Write the proportion equation
346,595.76 : 519,922.80 = 121,932.54 : x - Step 2: Convert to fraction form
346,595.76/519,922.80 = 121,932.54/x - Step 3: Cross multiply
346,595.76x = 519,922.80 × 121,932.54 - Step 4: Simplify right side
346,595.76x = 63,395,507,607.91 - Step 5: Solve for x
x = 63,395,507,607.91/346,595.76 - Step 6: Final answer
x = 182,909.07
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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.