Finding the Fourth Proportional to 475,207.64, 712,751.97 and 155,332.74
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Solution
The fourth proportional to 475,207.64, 712,751.97 and 155,332.74 is: 232,979.67
Step by Step Solution
- Step 1: Write the proportion equation
475,207.64 : 712,751.97 = 155,332.74 : x - Step 2: Convert to fraction form
475,207.64/712,751.97 = 155,332.74/x - Step 3: Cross multiply
475,207.64x = 712,751.97 × 155,332.74 - Step 4: Simplify right side
475,207.64x = 110,713,716,440.50 - Step 5: Solve for x
x = 110,713,716,440.50/475,207.64 - Step 6: Final answer
x = 232,979.67
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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.