Finding the Fourth Proportional to 513,740.07, 708,943.88 and 284,307.06
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Solution
The fourth proportional to 513,740.07, 708,943.88 and 284,307.06 is: 392,334.11
Step by Step Solution
- Step 1: Write the proportion equation
513,740.07 : 708,943.88 = 284,307.06 : x - Step 2: Convert to fraction form
513,740.07/708,943.88 = 284,307.06/x - Step 3: Cross multiply
513,740.07x = 708,943.88 × 284,307.06 - Step 4: Simplify right side
513,740.07x = 201,557,748,806.26 - Step 5: Solve for x
x = 201,557,748,806.26/513,740.07 - Step 6: Final answer
x = 392,334.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.