Finding the Fourth Proportional to 369,917.30, 554,875.95 and 201,955.70
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Solution
The fourth proportional to 369,917.30, 554,875.95 and 201,955.70 is: 302,933.55
Step by Step Solution
- Step 1: Write the proportion equation
369,917.30 : 554,875.95 = 201,955.70 : x - Step 2: Convert to fraction form
369,917.30/554,875.95 = 201,955.70/x - Step 3: Cross multiply
369,917.30x = 554,875.95 × 201,955.70 - Step 4: Simplify right side
369,917.30x = 112,060,360,895.42 - Step 5: Solve for x
x = 112,060,360,895.42/369,917.30 - Step 6: Final answer
x = 302,933.55
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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.