Finding the Fourth Proportional to 559,464.84, 839,203.10 and 447,854.54
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Solution
The fourth proportional to 559,464.84, 839,203.10 and 447,854.54 is: 671,786.48
Step by Step Solution
- Step 1: Write the proportion equation
559,464.84 : 839,203.10 = 447,854.54 : x - Step 2: Convert to fraction form
559,464.84/839,203.10 = 447,854.54/x - Step 3: Cross multiply
559,464.84x = 839,203.10 × 447,854.54 - Step 4: Simplify right side
559,464.84x = 375,840,913,561.24 - Step 5: Solve for x
x = 375,840,913,561.24/559,464.84 - Step 6: Final answer
x = 671,786.48
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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.