Finding the Fourth Proportional to 292,965.41, 439,448.12 and 93,346.98
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Solution
The fourth proportional to 292,965.41, 439,448.12 and 93,346.98 is: 140,020.47
Step by Step Solution
- Step 1: Write the proportion equation
292,965.41 : 439,448.12 = 93,346.98 : x - Step 2: Convert to fraction form
292,965.41/439,448.12 = 93,346.98/x - Step 3: Cross multiply
292,965.41x = 439,448.12 × 93,346.98 - Step 4: Simplify right side
292,965.41x = 41,021,154,401.94 - Step 5: Solve for x
x = 41,021,154,401.94/292,965.41 - Step 6: Final answer
x = 140,020.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.