Finding the Fourth Proportional to 346,325.80, 519,488.70 and 146,579.80
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Solution
The fourth proportional to 346,325.80, 519,488.70 and 146,579.80 is: 219,869.70
Step by Step Solution
- Step 1: Write the proportion equation
346,325.80 : 519,488.70 = 146,579.80 : x - Step 2: Convert to fraction form
346,325.80/519,488.70 = 146,579.80/x - Step 3: Cross multiply
346,325.80x = 519,488.70 × 146,579.80 - Step 4: Simplify right side
346,325.80x = 76,146,549,748.26 - Step 5: Solve for x
x = 76,146,549,748.26/346,325.80 - Step 6: Final answer
x = 219,869.70
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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.