Finding the Fourth Proportional to 816,752.04, 1,126,952.64 and 477,154.68
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Solution
The fourth proportional to 816,752.04, 1,126,952.64 and 477,154.68 is: 658,376.96
Step by Step Solution
- Step 1: Write the proportion equation
816,752.04 : 1,126,952.64 = 477,154.68 : x - Step 2: Convert to fraction form
816,752.04/1,126,952.64 = 477,154.68/x - Step 3: Cross multiply
816,752.04x = 1,126,952.64 × 477,154.68 - Step 4: Simplify right side
816,752.04x = 537,730,726,314.36 - Step 5: Solve for x
x = 537,730,726,314.36/816,752.04 - Step 6: Final answer
x = 658,376.96
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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.