Finding the Fourth Proportional to 725,048.84, 1,087,683.90 and 369,869.08
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Solution
The fourth proportional to 725,048.84, 1,087,683.90 and 369,869.08 is: 554,860.06
Step by Step Solution
- Step 1: Write the proportion equation
725,048.84 : 1,087,683.90 = 369,869.08 : x - Step 2: Convert to fraction form
725,048.84/1,087,683.90 = 369,869.08/x - Step 3: Cross multiply
725,048.84x = 1,087,683.90 × 369,869.08 - Step 4: Simplify right side
725,048.84x = 402,300,643,423.81 - Step 5: Solve for x
x = 402,300,643,423.81/725,048.84 - Step 6: Final answer
x = 554,860.06
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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.