Finding the Fourth Proportional to 506,199.14, 698,730.73 and 291,424.80
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Solution
The fourth proportional to 506,199.14, 698,730.73 and 291,424.80 is: 402,267.50
Step by Step Solution
- Step 1: Write the proportion equation
506,199.14 : 698,730.73 = 291,424.80 : x - Step 2: Convert to fraction form
506,199.14/698,730.73 = 291,424.80/x - Step 3: Cross multiply
506,199.14x = 698,730.73 × 291,424.80 - Step 4: Simplify right side
506,199.14x = 203,627,463,244.10 - Step 5: Solve for x
x = 203,627,463,244.10/506,199.14 - Step 6: Final answer
x = 402,267.50
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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.