Finding the Fourth Proportional to 865,875.37, 1,298,934.97 and 266,884.81
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Solution
The fourth proportional to 865,875.37, 1,298,934.97 and 266,884.81 is: 400,364.79
Step by Step Solution
- Step 1: Write the proportion equation
865,875.37 : 1,298,934.97 = 266,884.81 : x - Step 2: Convert to fraction form
865,875.37/1,298,934.97 = 266,884.81/x - Step 3: Cross multiply
865,875.37x = 1,298,934.97 × 266,884.81 - Step 4: Simplify right side
865,875.37x = 346,666,006,176.13 - Step 5: Solve for x
x = 346,666,006,176.13/865,875.37 - Step 6: Final answer
x = 400,364.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.