Finding the Fourth Proportional to 266,681.99, 368,025.09 and 180,667.28
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Solution
The fourth proportional to 266,681.99, 368,025.09 and 180,667.28 is: 249,323.52
Step by Step Solution
- Step 1: Write the proportion equation
266,681.99 : 368,025.09 = 180,667.28 : x - Step 2: Convert to fraction form
266,681.99/368,025.09 = 180,667.28/x - Step 3: Cross multiply
266,681.99x = 368,025.09 × 180,667.28 - Step 4: Simplify right side
266,681.99x = 66,490,092,224.62 - Step 5: Solve for x
x = 66,490,092,224.62/266,681.99 - Step 6: Final answer
x = 249,323.52
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1.5x scale
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.