Finding the Fourth Proportional to 669,785.67, 924,305.03 and 363,862.26
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Solution
The fourth proportional to 669,785.67, 924,305.03 and 363,862.26 is: 502,130.35
Step by Step Solution
- Step 1: Write the proportion equation
669,785.67 : 924,305.03 = 363,862.26 : x - Step 2: Convert to fraction form
669,785.67/924,305.03 = 363,862.26/x - Step 3: Cross multiply
669,785.67x = 924,305.03 × 363,862.26 - Step 4: Simplify right side
669,785.67x = 336,319,712,523.64 - Step 5: Solve for x
x = 336,319,712,523.64/669,785.67 - Step 6: Final answer
x = 502,130.35
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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.