Finding the Fourth Proportional to 569,246.65, 785,922.69 and 354,701.95
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Solution
The fourth proportional to 569,246.65, 785,922.69 and 354,701.95 is: 489,714.45
Step by Step Solution
- Step 1: Write the proportion equation
569,246.65 : 785,922.69 = 354,701.95 : x - Step 2: Convert to fraction form
569,246.65/785,922.69 = 354,701.95/x - Step 3: Cross multiply
569,246.65x = 785,922.69 × 354,701.95 - Step 4: Simplify right side
569,246.65x = 278,768,310,692.25 - Step 5: Solve for x
x = 278,768,310,692.25/569,246.65 - Step 6: Final answer
x = 489,714.45
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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.