Finding the Fourth Proportional to 569,384.01, 785,750.13 and 311,262.09
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Solution
The fourth proportional to 569,384.01, 785,750.13 and 311,262.09 is: 429,541.79
Step by Step Solution
- Step 1: Write the proportion equation
569,384.01 : 785,750.13 = 311,262.09 : x - Step 2: Convert to fraction form
569,384.01/785,750.13 = 311,262.09/x - Step 3: Cross multiply
569,384.01x = 785,750.13 × 311,262.09 - Step 4: Simplify right side
569,384.01x = 244,574,227,681.57 - Step 5: Solve for x
x = 244,574,227,681.57/569,384.01 - Step 6: Final answer
x = 429,541.79
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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.