Finding the Fourth Proportional to 624,345.18, 861,596.34 and 337,865.28
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Solution
The fourth proportional to 624,345.18, 861,596.34 and 337,865.28 is: 466,254.08
Step by Step Solution
- Step 1: Write the proportion equation
624,345.18 : 861,596.34 = 337,865.28 : x - Step 2: Convert to fraction form
624,345.18/861,596.34 = 337,865.28/x - Step 3: Cross multiply
624,345.18x = 861,596.34 × 337,865.28 - Step 4: Simplify right side
624,345.18x = 291,103,488,661.08 - Step 5: Solve for x
x = 291,103,488,661.08/624,345.18 - Step 6: Final answer
x = 466,254.08
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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.