Finding the Fourth Proportional to 525,011.24, 787,822.70 and 221,386.79
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Solution
The fourth proportional to 525,011.24, 787,822.70 and 221,386.79 is: 332,209.15
Step by Step Solution
- Step 1: Write the proportion equation
525,011.24 : 787,822.70 = 221,386.79 : x - Step 2: Convert to fraction form
525,011.24/787,822.70 = 221,386.79/x - Step 3: Cross multiply
525,011.24x = 787,822.70 × 221,386.79 - Step 4: Simplify right side
525,011.24x = 174,413,533,596.09 - Step 5: Solve for x
x = 174,413,533,596.09/525,011.24 - Step 6: Final answer
x = 332,209.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.