Finding the Fourth Proportional to 344,994.77, 517,328.26 and 120,327.91
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Solution
The fourth proportional to 344,994.77, 517,328.26 and 120,327.91 is: 180,434.70
Step by Step Solution
- Step 1: Write the proportion equation
344,994.77 : 517,328.26 = 120,327.91 : x - Step 2: Convert to fraction form
344,994.77/517,328.26 = 120,327.91/x - Step 3: Cross multiply
344,994.77x = 517,328.26 × 120,327.91 - Step 4: Simplify right side
344,994.77x = 62,249,028,309.74 - Step 5: Solve for x
x = 62,249,028,309.74/344,994.77 - Step 6: Final answer
x = 180,434.70
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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.