Finding the Fourth Proportional to 607,122.80, 910,902.90 and 585,252.80
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Solution
The fourth proportional to 607,122.80, 910,902.90 and 585,252.80 is: 878,090.02
Step by Step Solution
- Step 1: Write the proportion equation
607,122.80 : 910,902.90 = 585,252.80 : x - Step 2: Convert to fraction form
607,122.80/910,902.90 = 585,252.80/x - Step 3: Cross multiply
607,122.80x = 910,902.90 × 585,252.80 - Step 4: Simplify right side
607,122.80x = 533,108,472,753.12 - Step 5: Solve for x
x = 533,108,472,753.12/607,122.80 - Step 6: Final answer
x = 878,090.02
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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.