Finding the Fourth Proportional to 569,472.58, 785,888.60 and 314,840.17
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Solution
The fourth proportional to 569,472.58, 785,888.60 and 314,840.17 is: 434,488.52
Step by Step Solution
- Step 1: Write the proportion equation
569,472.58 : 785,888.60 = 314,840.17 : x - Step 2: Convert to fraction form
569,472.58/785,888.60 = 314,840.17/x - Step 3: Cross multiply
569,472.58x = 785,888.60 × 314,840.17 - Step 4: Simplify right side
569,472.58x = 247,429,300,425.06 - Step 5: Solve for x
x = 247,429,300,425.06/569,472.58 - Step 6: Final answer
x = 434,488.52
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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.