Finding the Fourth Proportional to 473,616.08, 709,811.74 and 354,351.68
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Solution
The fourth proportional to 473,616.08, 709,811.74 and 354,351.68 is: 531,069.35
Step by Step Solution
- Step 1: Write the proportion equation
473,616.08 : 709,811.74 = 354,351.68 : x - Step 2: Convert to fraction form
473,616.08/709,811.74 = 354,351.68/x - Step 3: Cross multiply
473,616.08x = 709,811.74 × 354,351.68 - Step 4: Simplify right side
473,616.08x = 251,522,982,552.72 - Step 5: Solve for x
x = 251,522,982,552.72/473,616.08 - Step 6: Final answer
x = 531,069.35
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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.