Finding the Fourth Proportional to 724,353.48, 1,086,737.58 and 350,587.08
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Solution
The fourth proportional to 724,353.48, 1,086,737.58 and 350,587.08 is: 525,980.98
Step by Step Solution
- Step 1: Write the proportion equation
724,353.48 : 1,086,737.58 = 350,587.08 : x - Step 2: Convert to fraction form
724,353.48/1,086,737.58 = 350,587.08/x - Step 3: Cross multiply
724,353.48x = 1,086,737.58 × 350,587.08 - Step 4: Simplify right side
724,353.48x = 380,996,154,898.47 - Step 5: Solve for x
x = 380,996,154,898.47/724,353.48 - Step 6: Final answer
x = 525,980.98
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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.