Finding the Fourth Proportional to 697,535.12, 1,046,295.36 and 461,931.92
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Solution
The fourth proportional to 697,535.12, 1,046,295.36 and 461,931.92 is: 692,893.03
Step by Step Solution
- Step 1: Write the proportion equation
697,535.12 : 1,046,295.36 = 461,931.92 : x - Step 2: Convert to fraction form
697,535.12/1,046,295.36 = 461,931.92/x - Step 3: Cross multiply
697,535.12x = 1,046,295.36 × 461,931.92 - Step 4: Simplify right side
697,535.12x = 483,317,224,531.89 - Step 5: Solve for x
x = 483,317,224,531.89/697,535.12 - Step 6: Final answer
x = 692,893.03
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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.