Finding the Fourth Proportional to 474,574.05, 655,217.84 and 423,498.95
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Solution
The fourth proportional to 474,574.05, 655,217.84 and 423,498.95 is: 584,701.31
Step by Step Solution
- Step 1: Write the proportion equation
474,574.05 : 655,217.84 = 423,498.95 : x - Step 2: Convert to fraction form
474,574.05/655,217.84 = 423,498.95/x - Step 3: Cross multiply
474,574.05x = 655,217.84 × 423,498.95 - Step 4: Simplify right side
474,574.05x = 277,484,067,261.27 - Step 5: Solve for x
x = 277,484,067,261.27/474,574.05 - Step 6: Final answer
x = 584,701.31
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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.