Finding the Fourth Proportional to 306,885.40, 460,328.10 and 96,587.80
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Solution
The fourth proportional to 306,885.40, 460,328.10 and 96,587.80 is: 144,881.70
Step by Step Solution
- Step 1: Write the proportion equation
306,885.40 : 460,328.10 = 96,587.80 : x - Step 2: Convert to fraction form
306,885.40/460,328.10 = 96,587.80/x - Step 3: Cross multiply
306,885.40x = 460,328.10 × 96,587.80 - Step 4: Simplify right side
306,885.40x = 44,462,078,457.18 - Step 5: Solve for x
x = 44,462,078,457.18/306,885.40 - Step 6: Final answer
x = 144,881.70
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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.