Finding the Fourth Proportional to 616.92, 924.84 and 530.36
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Solution
The fourth proportional to 616.92, 924.84 and 530.36 is: 795.08
Step by Step Solution
- Step 1: Write the proportion equation
616.92 : 924.84 = 530.36 : x - Step 2: Convert to fraction form
616.92/924.84 = 530.36/x - Step 3: Cross multiply
616.92x = 924.84 × 530.36 - Step 4: Simplify right side
616.92x = 490,498.14 - Step 5: Solve for x
x = 490,498.14/616.92 - Step 6: Final answer
x = 795.08
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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.