Finding the Fourth Proportional to 370,154.52, 555,452.99 and 340,039.53
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Solution
The fourth proportional to 370,154.52, 555,452.99 and 340,039.53 is: 510,262.51
Step by Step Solution
- Step 1: Write the proportion equation
370,154.52 : 555,452.99 = 340,039.53 : x - Step 2: Convert to fraction form
370,154.52/555,452.99 = 340,039.53/x - Step 3: Cross multiply
370,154.52x = 555,452.99 × 340,039.53 - Step 4: Simplify right side
370,154.52x = 188,875,973,656.70 - Step 5: Solve for x
x = 188,875,973,656.70/370,154.52 - Step 6: Final answer
x = 510,262.51
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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.