Finding the Fourth Proportional to 569,418.84, 785,767.16 and 314,753.63
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Solution
The fourth proportional to 569,418.84, 785,767.16 and 314,753.63 is: 434,342.96
Step by Step Solution
- Step 1: Write the proportion equation
569,418.84 : 785,767.16 = 314,753.63 : x - Step 2: Convert to fraction form
569,418.84/785,767.16 = 314,753.63/x - Step 3: Cross multiply
569,418.84x = 785,767.16 × 314,753.63 - Step 4: Simplify right side
569,418.84x = 247,323,062,802.84 - Step 5: Solve for x
x = 247,323,062,802.84/569,418.84 - Step 6: Final answer
x = 434,342.96
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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.