Finding the Fourth Proportional to 249,259.60, 373,620.79 and 120,904.10
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Solution
The fourth proportional to 249,259.60, 373,620.79 and 120,904.10 is: 181,225.86
Step by Step Solution
- Step 1: Write the proportion equation
249,259.60 : 373,620.79 = 120,904.10 : x - Step 2: Convert to fraction form
249,259.60/373,620.79 = 120,904.10/x - Step 3: Cross multiply
249,259.60x = 373,620.79 × 120,904.10 - Step 4: Simplify right side
249,259.60x = 45,172,285,356.24 - Step 5: Solve for x
x = 45,172,285,356.24/249,259.60 - Step 6: Final answer
x = 181,225.86
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1.5x scale
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.