Finding the Fourth Proportional to 559,060.02, 771,515.46 and 317,319.98
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Solution
The fourth proportional to 559,060.02, 771,515.46 and 317,319.98 is: 437,908.74
Step by Step Solution
- Step 1: Write the proportion equation
559,060.02 : 771,515.46 = 317,319.98 : x - Step 2: Convert to fraction form
559,060.02/771,515.46 = 317,319.98/x - Step 3: Cross multiply
559,060.02x = 771,515.46 × 317,319.98 - Step 4: Simplify right side
559,060.02x = 244,817,266,479.31 - Step 5: Solve for x
x = 244,817,266,479.31/559,060.02 - Step 6: Final answer
x = 437,908.74
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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.