Finding the Fourth Proportional to 750,073.14, 1,125,226.62 and 251,320.50
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Solution
The fourth proportional to 750,073.14, 1,125,226.62 and 251,320.50 is: 377,019.92
Step by Step Solution
- Step 1: Write the proportion equation
750,073.14 : 1,125,226.62 = 251,320.50 : x - Step 2: Convert to fraction form
750,073.14/1,125,226.62 = 251,320.50/x - Step 3: Cross multiply
750,073.14x = 1,125,226.62 × 251,320.50 - Step 4: Simplify right side
750,073.14x = 282,792,516,751.71 - Step 5: Solve for x
x = 282,792,516,751.71/750,073.14 - Step 6: Final answer
x = 377,019.92
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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.