Finding the Fourth Proportional to 936,533.53, 1,292,416.18 and 506,813.68
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Solution
The fourth proportional to 936,533.53, 1,292,416.18 and 506,813.68 is: 699,402.83
Step by Step Solution
- Step 1: Write the proportion equation
936,533.53 : 1,292,416.18 = 506,813.68 : x - Step 2: Convert to fraction form
936,533.53/1,292,416.18 = 506,813.68/x - Step 3: Cross multiply
936,533.53x = 1,292,416.18 × 506,813.68 - Step 4: Simplify right side
936,533.53x = 655,014,200,277.34 - Step 5: Solve for x
x = 655,014,200,277.34/936,533.53 - Step 6: Final answer
x = 699,402.83
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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.