Finding the Fourth Proportional to 654,747.34, 903,547.80 and 368,261.26
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Solution
The fourth proportional to 654,747.34, 903,547.80 and 368,261.26 is: 508,198.55
Step by Step Solution
- Step 1: Write the proportion equation
654,747.34 : 903,547.80 = 368,261.26 : x - Step 2: Convert to fraction form
654,747.34/903,547.80 = 368,261.26/x - Step 3: Cross multiply
654,747.34x = 903,547.80 × 368,261.26 - Step 4: Simplify right side
654,747.34x = 332,741,651,298.23 - Step 5: Solve for x
x = 332,741,651,298.23/654,747.34 - Step 6: Final answer
x = 508,198.55
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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.