Finding the Fourth Proportional to 719,088.64, 1,079,045.09 and 292,545.74
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Solution
The fourth proportional to 719,088.64, 1,079,045.09 and 292,545.74 is: 438,986.28
Step by Step Solution
- Step 1: Write the proportion equation
719,088.64 : 1,079,045.09 = 292,545.74 : x - Step 2: Convert to fraction form
719,088.64/1,079,045.09 = 292,545.74/x - Step 3: Cross multiply
719,088.64x = 1,079,045.09 × 292,545.74 - Step 4: Simplify right side
719,088.64x = 315,670,042,884.69 - Step 5: Solve for x
x = 315,670,042,884.69/719,088.64 - Step 6: Final answer
x = 438,986.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.