Finding the Fourth Proportional to 676,957.84, 934,626.57 and 435,659.74
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Solution
The fourth proportional to 676,957.84, 934,626.57 and 435,659.74 is: 601,483.79
Step by Step Solution
- Step 1: Write the proportion equation
676,957.84 : 934,626.57 = 435,659.74 : x - Step 2: Convert to fraction form
676,957.84/934,626.57 = 435,659.74/x - Step 3: Cross multiply
676,957.84x = 934,626.57 × 435,659.74 - Step 4: Simplify right side
676,957.84x = 407,179,168,483.29 - Step 5: Solve for x
x = 407,179,168,483.29/676,957.84 - Step 6: Final answer
x = 601,483.79
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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.