Finding the Fourth Proportional to 954,444.79, 1,317,121.99 and 524,721.16
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Solution
The fourth proportional to 954,444.79, 1,317,121.99 and 524,721.16 is: 724,108.70
Step by Step Solution
- Step 1: Write the proportion equation
954,444.79 : 1,317,121.99 = 524,721.16 : x - Step 2: Convert to fraction form
954,444.79/1,317,121.99 = 524,721.16/x - Step 3: Cross multiply
954,444.79x = 1,317,121.99 × 524,721.16 - Step 4: Simplify right side
954,444.79x = 691,121,778,454.31 - Step 5: Solve for x
x = 691,121,778,454.31/954,444.79 - Step 6: Final answer
x = 724,108.70
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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.