Finding the Fourth Proportional to 409,607.84, 565,270.80 and 239,826.08
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Solution
The fourth proportional to 409,607.84, 565,270.80 and 239,826.08 is: 330,967.01
Step by Step Solution
- Step 1: Write the proportion equation
409,607.84 : 565,270.80 = 239,826.08 : x - Step 2: Convert to fraction form
409,607.84/565,270.80 = 239,826.08/x - Step 3: Cross multiply
409,607.84x = 565,270.80 × 239,826.08 - Step 4: Simplify right side
409,607.84x = 135,566,680,102.46 - Step 5: Solve for x
x = 135,566,680,102.46/409,607.84 - Step 6: Final answer
x = 330,967.01
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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.