Finding the Fourth Proportional to 736,637.08, 1,104,511.20 and 281,258.06
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Solution
The fourth proportional to 736,637.08, 1,104,511.20 and 281,258.06 is: 421,717.40
Step by Step Solution
- Step 1: Write the proportion equation
736,637.08 : 1,104,511.20 = 281,258.06 : x - Step 2: Convert to fraction form
736,637.08/1,104,511.20 = 281,258.06/x - Step 3: Cross multiply
736,637.08x = 1,104,511.20 × 281,258.06 - Step 4: Simplify right side
736,637.08x = 310,652,677,360.27 - Step 5: Solve for x
x = 310,652,677,360.27/736,637.08 - Step 6: Final answer
x = 421,717.40
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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.