Finding the Fourth Proportional to 433,719.13, 598,595.25 and 249,921.94
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Solution
The fourth proportional to 433,719.13, 598,595.25 and 249,921.94 is: 344,928.49
Step by Step Solution
- Step 1: Write the proportion equation
433,719.13 : 598,595.25 = 249,921.94 : x - Step 2: Convert to fraction form
433,719.13/598,595.25 = 249,921.94/x - Step 3: Cross multiply
433,719.13x = 598,595.25 × 249,921.94 - Step 4: Simplify right side
433,719.13x = 149,602,083,522.21 - Step 5: Solve for x
x = 149,602,083,522.21/433,719.13 - Step 6: Final answer
x = 344,928.49
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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.