Finding the Fourth Proportional to 750,514.29, 1,035,866.09 and 689,989.06
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Solution
The fourth proportional to 750,514.29, 1,035,866.09 and 689,989.06 is: 952,328.66
Step by Step Solution
- Step 1: Write the proportion equation
750,514.29 : 1,035,866.09 = 689,989.06 : x - Step 2: Convert to fraction form
750,514.29/1,035,866.09 = 689,989.06/x - Step 3: Cross multiply
750,514.29x = 1,035,866.09 × 689,989.06 - Step 4: Simplify right side
750,514.29x = 714,736,269,724.98 - Step 5: Solve for x
x = 714,736,269,724.98/750,514.29 - Step 6: Final answer
x = 952,328.66
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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.