Finding the Fourth Proportional to 453,091.44, 679,652.35 and 137,547.44
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Solution
The fourth proportional to 453,091.44, 679,652.35 and 137,547.44 is: 206,325.77
Step by Step Solution
- Step 1: Write the proportion equation
453,091.44 : 679,652.35 = 137,547.44 : x - Step 2: Convert to fraction form
453,091.44/679,652.35 = 137,547.44/x - Step 3: Cross multiply
453,091.44x = 679,652.35 × 137,547.44 - Step 4: Simplify right side
453,091.44x = 93,484,440,832.48 - Step 5: Solve for x
x = 93,484,440,832.48/453,091.44 - Step 6: Final answer
x = 206,325.77
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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.