Finding the Fourth Proportional to 750,496.12, 1,124,331.62 and 370,972.62
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Solution
The fourth proportional to 750,496.12, 1,124,331.62 and 370,972.62 is: 555,760.70
Step by Step Solution
- Step 1: Write the proportion equation
750,496.12 : 1,124,331.62 = 370,972.62 : x - Step 2: Convert to fraction form
750,496.12/1,124,331.62 = 370,972.62/x - Step 3: Cross multiply
750,496.12x = 1,124,331.62 × 370,972.62 - Step 4: Simplify right side
750,496.12x = 417,096,246,820.24 - Step 5: Solve for x
x = 417,096,246,820.24/750,496.12 - Step 6: Final answer
x = 555,760.70
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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.