Finding the Fourth Proportional to 652,985.21, 901,176.69 and 362,653.53
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Solution
The fourth proportional to 652,985.21, 901,176.69 and 362,653.53 is: 500,493.59
Step by Step Solution
- Step 1: Write the proportion equation
652,985.21 : 901,176.69 = 362,653.53 : x - Step 2: Convert to fraction form
652,985.21/901,176.69 = 362,653.53/x - Step 3: Cross multiply
652,985.21x = 901,176.69 × 362,653.53 - Step 4: Simplify right side
652,985.21x = 326,814,910,934.97 - Step 5: Solve for x
x = 326,814,910,934.97/652,985.21 - Step 6: Final answer
x = 500,493.59
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1.5x scale
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.