Finding the Fourth Proportional to 569,365.12, 785,214.87 and 472,415.41
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Solution
The fourth proportional to 569,365.12, 785,214.87 and 472,415.41 is: 651,510.94
Step by Step Solution
- Step 1: Write the proportion equation
569,365.12 : 785,214.87 = 472,415.41 : x - Step 2: Convert to fraction form
569,365.12/785,214.87 = 472,415.41/x - Step 3: Cross multiply
569,365.12x = 785,214.87 × 472,415.41 - Step 4: Simplify right side
569,365.12x = 370,947,604,749.15 - Step 5: Solve for x
x = 370,947,604,749.15/569,365.12 - Step 6: Final answer
x = 651,510.94
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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.