Finding the Fourth Proportional to 669,852.26, 924,406.62 and 363,934.70
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Solution
The fourth proportional to 669,852.26, 924,406.62 and 363,934.70 is: 502,235.59
Step by Step Solution
- Step 1: Write the proportion equation
669,852.26 : 924,406.62 = 363,934.70 : x - Step 2: Convert to fraction form
669,852.26/924,406.62 = 363,934.70/x - Step 3: Cross multiply
669,852.26x = 924,406.62 × 363,934.70 - Step 4: Simplify right side
669,852.26x = 336,423,645,927.71 - Step 5: Solve for x
x = 336,423,645,927.71/669,852.26 - Step 6: Final answer
x = 502,235.59
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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.