Finding the Fourth Proportional to 346,417.74, 519,790.68 and 239,965.56
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Solution
The fourth proportional to 346,417.74, 519,790.68 and 239,965.56 is: 360,061.99
Step by Step Solution
- Step 1: Write the proportion equation
346,417.74 : 519,790.68 = 239,965.56 : x - Step 2: Convert to fraction form
346,417.74/519,790.68 = 239,965.56/x - Step 3: Cross multiply
346,417.74x = 519,790.68 × 239,965.56 - Step 4: Simplify right side
346,417.74x = 124,731,861,608.98 - Step 5: Solve for x
x = 124,731,861,608.98/346,417.74 - Step 6: Final answer
x = 360,061.99
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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.