Finding the Fourth Proportional to 569,252.24, 785,570.56 and 311,134.40
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Solution
The fourth proportional to 569,252.24, 785,570.56 and 311,134.40 is: 429,366.82
Step by Step Solution
- Step 1: Write the proportion equation
569,252.24 : 785,570.56 = 311,134.40 : x - Step 2: Convert to fraction form
569,252.24/785,570.56 = 311,134.40/x - Step 3: Cross multiply
569,252.24x = 785,570.56 × 311,134.40 - Step 4: Simplify right side
569,252.24x = 244,418,024,843.26 - Step 5: Solve for x
x = 244,418,024,843.26/569,252.24 - Step 6: Final answer
x = 429,366.82
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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.