Finding the Fourth Proportional to 610,307.12, 842,182.68 and 352,194.79
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Solution
The fourth proportional to 610,307.12, 842,182.68 and 352,194.79 is: 486,005.07
Step by Step Solution
- Step 1: Write the proportion equation
610,307.12 : 842,182.68 = 352,194.79 : x - Step 2: Convert to fraction form
610,307.12/842,182.68 = 352,194.79/x - Step 3: Cross multiply
610,307.12x = 842,182.68 × 352,194.79 - Step 4: Simplify right side
610,307.12x = 296,612,352,124.24 - Step 5: Solve for x
x = 296,612,352,124.24/610,307.12 - Step 6: Final answer
x = 486,005.07
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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.