Finding the Fourth Proportional to 369,911.84, 510,423.61 and 224,642.08
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Solution
The fourth proportional to 369,911.84, 510,423.61 and 224,642.08 is: 309,972.83
Step by Step Solution
- Step 1: Write the proportion equation
369,911.84 : 510,423.61 = 224,642.08 : x - Step 2: Convert to fraction form
369,911.84/510,423.61 = 224,642.08/x - Step 3: Cross multiply
369,911.84x = 510,423.61 × 224,642.08 - Step 4: Simplify right side
369,911.84x = 114,662,618,317.79 - Step 5: Solve for x
x = 114,662,618,317.79/369,911.84 - Step 6: Final answer
x = 309,972.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.