Finding the Fourth Proportional to 669,588.49, 924,038.78 and 363,670.84
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Solution
The fourth proportional to 669,588.49, 924,038.78 and 363,670.84 is: 501,869.38
Step by Step Solution
- Step 1: Write the proportion equation
669,588.49 : 924,038.78 = 363,670.84 : x - Step 2: Convert to fraction form
669,588.49/924,038.78 = 363,670.84/x - Step 3: Cross multiply
669,588.49x = 924,038.78 × 363,670.84 - Step 4: Simplify right side
669,588.49x = 336,045,959,315.18 - Step 5: Solve for x
x = 336,045,959,315.18/669,588.49 - Step 6: Final answer
x = 501,869.38
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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.