Finding the Fourth Proportional to 570,775.24, 787,675.62 and 344,377
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Solution
The fourth proportional to 570,775.24, 787,675.62 and 344,377 is: 475,243.75
Step by Step Solution
- Step 1: Write the proportion equation
570,775.24 : 787,675.62 = 344,377 : x - Step 2: Convert to fraction form
570,775.24/787,675.62 = 344,377/x - Step 3: Cross multiply
570,775.24x = 787,675.62 × 344,377 - Step 4: Simplify right side
570,775.24x = 271,257,366,988.74 - Step 5: Solve for x
x = 271,257,366,988.74/570,775.24 - Step 6: Final answer
x = 475,243.75
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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.