Finding the Fourth Proportional to 497,599.74, 746,688.65 and 209,390.13
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Solution
The fourth proportional to 497,599.74, 746,688.65 and 209,390.13 is: 314,206.82
Step by Step Solution
- Step 1: Write the proportion equation
497,599.74 : 746,688.65 = 209,390.13 : x - Step 2: Convert to fraction form
497,599.74/746,688.65 = 209,390.13/x - Step 3: Cross multiply
497,599.74x = 746,688.65 × 209,390.13 - Step 4: Simplify right side
497,599.74x = 156,349,232,446.07 - Step 5: Solve for x
x = 156,349,232,446.07/497,599.74 - Step 6: Final answer
x = 314,206.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.