Finding the Fourth Proportional to 669,637.29, 924,106.17 and 363,719.63
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Solution
The fourth proportional to 669,637.29, 924,106.17 and 363,719.63 is: 501,936.73
Step by Step Solution
- Step 1: Write the proportion equation
669,637.29 : 924,106.17 = 363,719.63 : x - Step 2: Convert to fraction form
669,637.29/924,106.17 = 363,719.63/x - Step 3: Cross multiply
669,637.29x = 924,106.17 × 363,719.63 - Step 4: Simplify right side
669,637.29x = 336,115,549,612.59 - Step 5: Solve for x
x = 336,115,549,612.59/669,637.29 - Step 6: Final answer
x = 501,936.73
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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.