Finding the Fourth Proportional to 807,178.24, 1,210,203.60 and 357,655
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Solution
The fourth proportional to 807,178.24, 1,210,203.60 and 357,655 is: 536,232.70
Step by Step Solution
- Step 1: Write the proportion equation
807,178.24 : 1,210,203.60 = 357,655 : x - Step 2: Convert to fraction form
807,178.24/1,210,203.60 = 357,655/x - Step 3: Cross multiply
807,178.24x = 1,210,203.60 × 357,655 - Step 4: Simplify right side
807,178.24x = 432,835,368,558.00 - Step 5: Solve for x
x = 432,835,368,558.00/807,178.24 - Step 6: Final answer
x = 536,232.70
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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.