Finding the Fourth Proportional to 694,570.68, 1,041,877.89 and 239,157.09
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Solution
The fourth proportional to 694,570.68, 1,041,877.89 and 239,157.09 is: 358,743.17
Step by Step Solution
- Step 1: Write the proportion equation
694,570.68 : 1,041,877.89 = 239,157.09 : x - Step 2: Convert to fraction form
694,570.68/1,041,877.89 = 239,157.09/x - Step 3: Cross multiply
694,570.68x = 1,041,877.89 × 239,157.09 - Step 4: Simplify right side
694,570.68x = 249,172,484,307.74 - Step 5: Solve for x
x = 249,172,484,307.74/694,570.68 - Step 6: Final answer
x = 358,743.17
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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.