Finding the Fourth Proportional to 581,749.98, 802,153.08 and 409,612.92
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Solution
The fourth proportional to 581,749.98, 802,153.08 and 409,612.92 is: 564,799.79
Step by Step Solution
- Step 1: Write the proportion equation
581,749.98 : 802,153.08 = 409,612.92 : x - Step 2: Convert to fraction form
581,749.98/802,153.08 = 409,612.92/x - Step 3: Cross multiply
581,749.98x = 802,153.08 × 409,612.92 - Step 4: Simplify right side
581,749.98x = 328,572,265,385.79 - Step 5: Solve for x
x = 328,572,265,385.79/581,749.98 - Step 6: Final answer
x = 564,799.79
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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.