Finding the Fourth Proportional to 740,424.24, 1,021,265.82 and 454,058.46
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Solution
The fourth proportional to 740,424.24, 1,021,265.82 and 454,058.46 is: 626,282.02
Step by Step Solution
- Step 1: Write the proportion equation
740,424.24 : 1,021,265.82 = 454,058.46 : x - Step 2: Convert to fraction form
740,424.24/1,021,265.82 = 454,058.46/x - Step 3: Cross multiply
740,424.24x = 1,021,265.82 × 454,058.46 - Step 4: Simplify right side
740,424.24x = 463,714,385,479.84 - Step 5: Solve for x
x = 463,714,385,479.84/740,424.24 - Step 6: Final answer
x = 626,282.02
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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.