Finding the Fourth Proportional to 453,720.15, 626,141.83 and 246,994.53
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Solution
The fourth proportional to 453,720.15, 626,141.83 and 246,994.53 is: 340,856.82
Step by Step Solution
- Step 1: Write the proportion equation
453,720.15 : 626,141.83 = 246,994.53 : x - Step 2: Convert to fraction form
453,720.15/626,141.83 = 246,994.53/x - Step 3: Cross multiply
453,720.15x = 626,141.83 × 246,994.53 - Step 4: Simplify right side
453,720.15x = 154,653,607,014.19 - Step 5: Solve for x
x = 154,653,607,014.19/453,720.15 - Step 6: Final answer
x = 340,856.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.