Finding the Fourth Proportional to 340,308.06, 509,570.28 and 239,924.76
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Solution
The fourth proportional to 340,308.06, 509,570.28 and 239,924.76 is: 359,258.39
Step by Step Solution
- Step 1: Write the proportion equation
340,308.06 : 509,570.28 = 239,924.76 : x - Step 2: Convert to fraction form
340,308.06/509,570.28 = 239,924.76/x - Step 3: Cross multiply
340,308.06x = 509,570.28 × 239,924.76 - Step 4: Simplify right side
340,308.06x = 122,258,527,132.13 - Step 5: Solve for x
x = 122,258,527,132.13/340,308.06 - Step 6: Final answer
x = 359,258.39
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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.