Finding the Fourth Proportional to 725,328.84, 1,000,536.60 and 452,923.80
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Solution
The fourth proportional to 725,328.84, 1,000,536.60 and 452,923.80 is: 624,774.33
Step by Step Solution
- Step 1: Write the proportion equation
725,328.84 : 1,000,536.60 = 452,923.80 : x - Step 2: Convert to fraction form
725,328.84/1,000,536.60 = 452,923.80/x - Step 3: Cross multiply
725,328.84x = 1,000,536.60 × 452,923.80 - Step 4: Simplify right side
725,328.84x = 453,166,838,911.08 - Step 5: Solve for x
x = 453,166,838,911.08/725,328.84 - Step 6: Final answer
x = 624,774.33
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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.