Finding the Fourth Proportional to 302,422.60, 417,316.08 and 175,106.80
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Solution
The fourth proportional to 302,422.60, 417,316.08 and 175,106.80 is: 241,631.69
Step by Step Solution
- Step 1: Write the proportion equation
302,422.60 : 417,316.08 = 175,106.80 : x - Step 2: Convert to fraction form
302,422.60/417,316.08 = 175,106.80/x - Step 3: Cross multiply
302,422.60x = 417,316.08 × 175,106.80 - Step 4: Simplify right side
302,422.60x = 73,074,883,357.34 - Step 5: Solve for x
x = 73,074,883,357.34/302,422.60 - Step 6: Final answer
x = 241,631.69
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1.5x scale
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.