Finding the Fourth Proportional to 569,417.97, 785,765.95 and 314,752.75
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Solution
The fourth proportional to 569,417.97, 785,765.95 and 314,752.75 is: 434,341.74
Step by Step Solution
- Step 1: Write the proportion equation
569,417.97 : 785,765.95 = 314,752.75 : x - Step 2: Convert to fraction form
569,417.97/785,765.95 = 314,752.75/x - Step 3: Cross multiply
569,417.97x = 785,765.95 × 314,752.75 - Step 4: Simplify right side
569,417.97x = 247,321,993,618.86 - Step 5: Solve for x
x = 247,321,993,618.86/569,417.97 - Step 6: Final answer
x = 434,341.74
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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.