Finding the Fourth Proportional to 997,460.80, 1,497,130.80 and 524,485.60
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Solution
The fourth proportional to 997,460.80, 1,497,130.80 and 524,485.60 is: 787,222.46
Step by Step Solution
- Step 1: Write the proportion equation
997,460.80 : 1,497,130.80 = 524,485.60 : x - Step 2: Convert to fraction form
997,460.80/1,497,130.80 = 524,485.60/x - Step 3: Cross multiply
997,460.80x = 1,497,130.80 × 524,485.60 - Step 4: Simplify right side
997,460.80x = 785,223,545,916.48 - Step 5: Solve for x
x = 785,223,545,916.48/997,460.80 - Step 6: Final answer
x = 787,222.46
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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.