Finding the Fourth Proportional to 608,154.62, 839,386.61 and 353,652.62
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Solution
The fourth proportional to 608,154.62, 839,386.61 and 353,652.62 is: 488,118.09
Step by Step Solution
- Step 1: Write the proportion equation
608,154.62 : 839,386.61 = 353,652.62 : x - Step 2: Convert to fraction form
608,154.62/839,386.61 = 353,652.62/x - Step 3: Cross multiply
608,154.62x = 839,386.61 × 353,652.62 - Step 4: Simplify right side
608,154.62x = 296,851,267,854.22 - Step 5: Solve for x
x = 296,851,267,854.22/608,154.62 - Step 6: Final answer
x = 488,118.09
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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.