Finding the Fourth Proportional to 453,110.36, 679,621.59 and 137,570.00
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Solution
The fourth proportional to 453,110.36, 679,621.59 and 137,570.00 is: 206,341.65
Step by Step Solution
- Step 1: Write the proportion equation
453,110.36 : 679,621.59 = 137,570.00 : x - Step 2: Convert to fraction form
453,110.36/679,621.59 = 137,570.00/x - Step 3: Cross multiply
453,110.36x = 679,621.59 × 137,570.00 - Step 4: Simplify right side
453,110.36x = 93,495,538,738.19 - Step 5: Solve for x
x = 93,495,538,738.19/453,110.36 - Step 6: Final answer
x = 206,341.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.