Finding the Fourth Proportional to 893,335.50, 1,232,802.99 and 490,927.50
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Solution
The fourth proportional to 893,335.50, 1,232,802.99 and 490,927.50 is: 677,479.95
Step by Step Solution
- Step 1: Write the proportion equation
893,335.50 : 1,232,802.99 = 490,927.50 : x - Step 2: Convert to fraction form
893,335.50/1,232,802.99 = 490,927.50/x - Step 3: Cross multiply
893,335.50x = 1,232,802.99 × 490,927.50 - Step 4: Simplify right side
893,335.50x = 605,216,889,873.23 - Step 5: Solve for x
x = 605,216,889,873.23/893,335.50 - Step 6: Final answer
x = 677,479.95
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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.