Finding the Fourth Proportional to 892,923.69, 1,232,429.68 and 549,055.53
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Solution
The fourth proportional to 892,923.69, 1,232,429.68 and 549,055.53 is: 757,816.53
Step by Step Solution
- Step 1: Write the proportion equation
892,923.69 : 1,232,429.68 = 549,055.53 : x - Step 2: Convert to fraction form
892,923.69/1,232,429.68 = 549,055.53/x - Step 3: Cross multiply
892,923.69x = 1,232,429.68 × 549,055.53 - Step 4: Simplify right side
892,923.69x = 676,672,331,140.13 - Step 5: Solve for x
x = 676,672,331,140.13/892,923.69 - Step 6: Final answer
x = 757,816.53
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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.