Finding the Fourth Proportional to 968,664.84, 1,452,982.65 and 435,809.58
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Solution
The fourth proportional to 968,664.84, 1,452,982.65 and 435,809.58 is: 653,707.80
Step by Step Solution
- Step 1: Write the proportion equation
968,664.84 : 1,452,982.65 = 435,809.58 : x - Step 2: Convert to fraction form
968,664.84/1,452,982.65 = 435,809.58/x - Step 3: Cross multiply
968,664.84x = 1,452,982.65 × 435,809.58 - Step 4: Simplify right side
968,664.84x = 633,223,758,443.79 - Step 5: Solve for x
x = 633,223,758,443.79/968,664.84 - Step 6: Final answer
x = 653,707.80
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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.