Finding the Fourth Proportional to 717,828.48, 990,545.76 and 416,041.92
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Solution
The fourth proportional to 717,828.48, 990,545.76 and 416,041.92 is: 574,104.50
Step by Step Solution
- Step 1: Write the proportion equation
717,828.48 : 990,545.76 = 416,041.92 : x - Step 2: Convert to fraction form
717,828.48/990,545.76 = 416,041.92/x - Step 3: Cross multiply
717,828.48x = 990,545.76 × 416,041.92 - Step 4: Simplify right side
717,828.48x = 412,108,559,838.26 - Step 5: Solve for x
x = 412,108,559,838.26/717,828.48 - Step 6: Final answer
x = 574,104.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.