Finding the Fourth Proportional to 527,935.35, 728,541.28 and 298,488.68
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Solution
The fourth proportional to 527,935.35, 728,541.28 and 298,488.68 is: 411,909.00
Step by Step Solution
- Step 1: Write the proportion equation
527,935.35 : 728,541.28 = 298,488.68 : x - Step 2: Convert to fraction form
527,935.35/728,541.28 = 298,488.68/x - Step 3: Cross multiply
527,935.35x = 728,541.28 × 298,488.68 - Step 4: Simplify right side
527,935.35x = 217,461,324,455.15 - Step 5: Solve for x
x = 217,461,324,455.15/527,935.35 - Step 6: Final answer
x = 411,909.00
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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.