Finding the Fourth Proportional to 346,326.18, 519,541.20 and 121,647.02
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Solution
The fourth proportional to 346,326.18, 519,541.20 and 121,647.02 is: 182,488.76
Step by Step Solution
- Step 1: Write the proportion equation
346,326.18 : 519,541.20 = 121,647.02 : x - Step 2: Convert to fraction form
346,326.18/519,541.20 = 121,647.02/x - Step 3: Cross multiply
346,326.18x = 519,541.20 × 121,647.02 - Step 4: Simplify right side
346,326.18x = 63,200,636,149.52 - Step 5: Solve for x
x = 63,200,636,149.52/346,326.18 - Step 6: Final answer
x = 182,488.76
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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.