Finding the Fourth Proportional to 953,617.51, 1,430,674.98 and 553,873.96
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Solution
The fourth proportional to 953,617.51, 1,430,674.98 and 553,873.96 is: 830,955.40
Step by Step Solution
- Step 1: Write the proportion equation
953,617.51 : 1,430,674.98 = 553,873.96 : x - Step 2: Convert to fraction form
953,617.51/1,430,674.98 = 553,873.96/x - Step 3: Cross multiply
953,617.51x = 1,430,674.98 × 553,873.96 - Step 4: Simplify right side
953,617.51x = 792,413,616,645.52 - Step 5: Solve for x
x = 792,413,616,645.52/953,617.51 - Step 6: Final answer
x = 830,955.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.