Finding the Fourth Proportional to 929,282.32, 1,282,860.12 and 623,246.95
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Solution
The fourth proportional to 929,282.32, 1,282,860.12 and 623,246.95 is: 860,382.94
Step by Step Solution
- Step 1: Write the proportion equation
929,282.32 : 1,282,860.12 = 623,246.95 : x - Step 2: Convert to fraction form
929,282.32/1,282,860.12 = 623,246.95/x - Step 3: Cross multiply
929,282.32x = 1,282,860.12 × 623,246.95 - Step 4: Simplify right side
929,282.32x = 799,538,657,066.63 - Step 5: Solve for x
x = 799,538,657,066.63/929,282.32 - Step 6: Final answer
x = 860,382.94
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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.