Finding the Fourth Proportional to 473,214.88, 709,104 and 346,939.20
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Solution
The fourth proportional to 473,214.88, 709,104 and 346,939.20 is: 519,882.16
Step by Step Solution
- Step 1: Write the proportion equation
473,214.88 : 709,104 = 346,939.20 : x - Step 2: Convert to fraction form
473,214.88/709,104 = 346,939.20/x - Step 3: Cross multiply
473,214.88x = 709,104 × 346,939.20 - Step 4: Simplify right side
473,214.88x = 246,015,974,476.80 - Step 5: Solve for x
x = 246,015,974,476.80/473,214.88 - Step 6: Final answer
x = 519,882.16
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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.