Finding the Fourth Proportional to 429,498.74, 592,720.70 and 245,767.19
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Solution
The fourth proportional to 429,498.74, 592,720.70 and 245,767.19 is: 339,165.84
Step by Step Solution
- Step 1: Write the proportion equation
429,498.74 : 592,720.70 = 245,767.19 : x - Step 2: Convert to fraction form
429,498.74/592,720.70 = 245,767.19/x - Step 3: Cross multiply
429,498.74x = 592,720.70 × 245,767.19 - Step 4: Simplify right side
429,498.74x = 145,671,300,893.83 - Step 5: Solve for x
x = 145,671,300,893.83/429,498.74 - Step 6: Final answer
x = 339,165.84
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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.