Finding the Fourth Proportional to 607,844.13, 910,951.20 and 473,070.94
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Solution
The fourth proportional to 607,844.13, 910,951.20 and 473,070.94 is: 708,972.12
Step by Step Solution
- Step 1: Write the proportion equation
607,844.13 : 910,951.20 = 473,070.94 : x - Step 2: Convert to fraction form
607,844.13/910,951.20 = 473,070.94/x - Step 3: Cross multiply
607,844.13x = 910,951.20 × 473,070.94 - Step 4: Simplify right side
607,844.13x = 430,944,540,478.13 - Step 5: Solve for x
x = 430,944,540,478.13/607,844.13 - Step 6: Final answer
x = 708,972.12
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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.