Finding the Fourth Proportional to 524,704.48, 724,088.80 and 298,349.96
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Solution
The fourth proportional to 524,704.48, 724,088.80 and 298,349.96 is: 411,721.02
Step by Step Solution
- Step 1: Write the proportion equation
524,704.48 : 724,088.80 = 298,349.96 : x - Step 2: Convert to fraction form
524,704.48/724,088.80 = 298,349.96/x - Step 3: Cross multiply
524,704.48x = 724,088.80 × 298,349.96 - Step 4: Simplify right side
524,704.48x = 216,031,864,516.45 - Step 5: Solve for x
x = 216,031,864,516.45/524,704.48 - Step 6: Final answer
x = 411,721.02
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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.