Finding the Fourth Proportional to 475,794.80, 713,655.12 and 176,134.40
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Solution
The fourth proportional to 475,794.80, 713,655.12 and 176,134.40 is: 264,187.87
Step by Step Solution
- Step 1: Write the proportion equation
475,794.80 : 713,655.12 = 176,134.40 : x - Step 2: Convert to fraction form
475,794.80/713,655.12 = 176,134.40/x - Step 3: Cross multiply
475,794.80x = 713,655.12 × 176,134.40 - Step 4: Simplify right side
475,794.80x = 125,699,216,368.13 - Step 5: Solve for x
x = 125,699,216,368.13/475,794.80 - Step 6: Final answer
x = 264,187.87
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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.