Finding the Fourth Proportional to 776,396.05, 1,071,437.63 and 432,247.00
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Solution
The fourth proportional to 776,396.05, 1,071,437.63 and 432,247.00 is: 596,507.02
Step by Step Solution
- Step 1: Write the proportion equation
776,396.05 : 1,071,437.63 = 432,247.00 : x - Step 2: Convert to fraction form
776,396.05/1,071,437.63 = 432,247.00/x - Step 3: Cross multiply
776,396.05x = 1,071,437.63 × 432,247.00 - Step 4: Simplify right side
776,396.05x = 463,125,698,423.73 - Step 5: Solve for x
x = 463,125,698,423.73/776,396.05 - Step 6: Final answer
x = 596,507.02
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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.