Finding the Fourth Proportional to 602,526.12, 831,457.98 and 330,587.88
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Solution
The fourth proportional to 602,526.12, 831,457.98 and 330,587.88 is: 456,195.88
Step by Step Solution
- Step 1: Write the proportion equation
602,526.12 : 831,457.98 = 330,587.88 : x - Step 2: Convert to fraction form
602,526.12/831,457.98 = 330,587.88/x - Step 3: Cross multiply
602,526.12x = 831,457.98 × 330,587.88 - Step 4: Simplify right side
602,526.12x = 274,869,930,917.28 - Step 5: Solve for x
x = 274,869,930,917.28/602,526.12 - Step 6: Final answer
x = 456,195.88
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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.