Finding the Fourth Proportional to 602,199.24, 828,948.78 and 520,489.95
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Solution
The fourth proportional to 602,199.24, 828,948.78 and 520,489.95 is: 716,473.02
Step by Step Solution
- Step 1: Write the proportion equation
602,199.24 : 828,948.78 = 520,489.95 : x - Step 2: Convert to fraction form
602,199.24/828,948.78 = 520,489.95/x - Step 3: Cross multiply
602,199.24x = 828,948.78 × 520,489.95 - Step 4: Simplify right side
602,199.24x = 431,459,509,054.76 - Step 5: Solve for x
x = 431,459,509,054.76/602,199.24 - Step 6: Final answer
x = 716,473.02
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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.