Finding the Fourth Proportional to 570,788.08, 787,693.29 and 344,389.84
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Solution
The fourth proportional to 570,788.08, 787,693.29 and 344,389.84 is: 475,261.44
Step by Step Solution
- Step 1: Write the proportion equation
570,788.08 : 787,693.29 = 344,389.84 : x - Step 2: Convert to fraction form
570,788.08/787,693.29 = 344,389.84/x - Step 3: Cross multiply
570,788.08x = 787,693.29 × 344,389.84 - Step 4: Simplify right side
570,788.08x = 271,273,566,112.17 - Step 5: Solve for x
x = 271,273,566,112.17/570,788.08 - Step 6: Final answer
x = 475,261.44
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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.