Finding the Fourth Proportional to 899,357.12, 1,241,691.52 and 577,206.08
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Solution
The fourth proportional to 899,357.12, 1,241,691.52 and 577,206.08 is: 796,915.80
Step by Step Solution
- Step 1: Write the proportion equation
899,357.12 : 1,241,691.52 = 577,206.08 : x - Step 2: Convert to fraction form
899,357.12/1,241,691.52 = 577,206.08/x - Step 3: Cross multiply
899,357.12x = 1,241,691.52 × 577,206.08 - Step 4: Simplify right side
899,357.12x = 716,711,894,828.44 - Step 5: Solve for x
x = 716,711,894,828.44/899,357.12 - Step 6: Final answer
x = 796,915.80
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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.