Finding the Fourth Proportional to 297,902.21, 411,503.87 and 293,565.79
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Solution
The fourth proportional to 297,902.21, 411,503.87 and 293,565.79 is: 405,513.82
Step by Step Solution
- Step 1: Write the proportion equation
297,902.21 : 411,503.87 = 293,565.79 : x - Step 2: Convert to fraction form
297,902.21/411,503.87 = 293,565.79/x - Step 3: Cross multiply
297,902.21x = 411,503.87 × 293,565.79 - Step 4: Simplify right side
297,902.21x = 120,803,460,264.60 - Step 5: Solve for x
x = 120,803,460,264.60/297,902.21 - Step 6: Final answer
x = 405,513.82
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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.