Finding the Fourth Proportional to 565,660.13, 780,582.08 and 310,962.11
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Solution
The fourth proportional to 565,660.13, 780,582.08 and 310,962.11 is: 429,111.82
Step by Step Solution
- Step 1: Write the proportion equation
565,660.13 : 780,582.08 = 310,962.11 : x - Step 2: Convert to fraction form
565,660.13/780,582.08 = 310,962.11/x - Step 3: Cross multiply
565,660.13x = 780,582.08 × 310,962.11 - Step 4: Simplify right side
565,660.13x = 242,731,445,167.27 - Step 5: Solve for x
x = 242,731,445,167.27/565,660.13 - Step 6: Final answer
x = 429,111.82
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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.