Finding the Fourth Proportional to 440,460.84, 607,878.50 and 246,901.31
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Solution
The fourth proportional to 440,460.84, 607,878.50 and 246,901.31 is: 340,747.65
Step by Step Solution
- Step 1: Write the proportion equation
440,460.84 : 607,878.50 = 246,901.31 : x - Step 2: Convert to fraction form
440,460.84/607,878.50 = 246,901.31/x - Step 3: Cross multiply
440,460.84x = 607,878.50 × 246,901.31 - Step 4: Simplify right side
440,460.84x = 150,085,997,970.84 - Step 5: Solve for x
x = 150,085,997,970.84/440,460.84 - Step 6: Final answer
x = 340,747.65
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1.5x scale
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.