Finding the Fourth Proportional to 624,009.74, 936,135.97 and 239,730.59
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Solution
The fourth proportional to 624,009.74, 936,135.97 and 239,730.59 is: 359,642.51
Step by Step Solution
- Step 1: Write the proportion equation
624,009.74 : 936,135.97 = 239,730.59 : x - Step 2: Convert to fraction form
624,009.74/936,135.97 = 239,730.59/x - Step 3: Cross multiply
624,009.74x = 936,135.97 × 239,730.59 - Step 4: Simplify right side
624,009.74x = 224,420,430,149.34 - Step 5: Solve for x
x = 224,420,430,149.34/624,009.74 - Step 6: Final answer
x = 359,642.51
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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.