Finding the Fourth Proportional to 633,155.08, 873,750.82 and 346,669.96
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Solution
The fourth proportional to 633,155.08, 873,750.82 and 346,669.96 is: 478,402.80
Step by Step Solution
- Step 1: Write the proportion equation
633,155.08 : 873,750.82 = 346,669.96 : x - Step 2: Convert to fraction form
633,155.08/873,750.82 = 346,669.96/x - Step 3: Cross multiply
633,155.08x = 873,750.82 × 346,669.96 - Step 4: Simplify right side
633,155.08x = 302,903,161,819.37 - Step 5: Solve for x
x = 302,903,161,819.37/633,155.08 - Step 6: Final answer
x = 478,402.80
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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.