Finding the Fourth Proportional to 475,639.74, 713,533.32 and 160,072.02
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Solution
The fourth proportional to 475,639.74, 713,533.32 and 160,072.02 is: 240,132.84
Step by Step Solution
- Step 1: Write the proportion equation
475,639.74 : 713,533.32 = 160,072.02 : x - Step 2: Convert to fraction form
475,639.74/713,533.32 = 160,072.02/x - Step 3: Cross multiply
475,639.74x = 713,533.32 × 160,072.02 - Step 4: Simplify right side
475,639.74x = 114,216,719,869.71 - Step 5: Solve for x
x = 114,216,719,869.71/475,639.74 - Step 6: Final answer
x = 240,132.84
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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.