Finding the Fourth Proportional to 569,139.03, 785,427.71 and 314,506.62
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Solution
The fourth proportional to 569,139.03, 785,427.71 and 314,506.62 is: 434,027.89
Step by Step Solution
- Step 1: Write the proportion equation
569,139.03 : 785,427.71 = 314,506.62 : x - Step 2: Convert to fraction form
569,139.03/785,427.71 = 314,506.62/x - Step 3: Cross multiply
569,139.03x = 785,427.71 × 314,506.62 - Step 4: Simplify right side
569,139.03x = 247,022,212,753.91 - Step 5: Solve for x
x = 247,022,212,753.91/569,139.03 - Step 6: Final answer
x = 434,027.89
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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.