Finding the Fourth Proportional to 893,427.18, 1,232,430.57 and 549,024.09
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Solution
The fourth proportional to 893,427.18, 1,232,430.57 and 549,024.09 is: 757,346.64
Step by Step Solution
- Step 1: Write the proportion equation
893,427.18 : 1,232,430.57 = 549,024.09 : x - Step 2: Convert to fraction form
893,427.18/1,232,430.57 = 549,024.09/x - Step 3: Cross multiply
893,427.18x = 1,232,430.57 × 549,024.09 - Step 4: Simplify right side
893,427.18x = 676,634,072,182.43 - Step 5: Solve for x
x = 676,634,072,182.43/893,427.18 - Step 6: Final answer
x = 757,346.64
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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.