Finding the Fourth Proportional to 453,888.77, 626,355.18 and 249,938.06
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Solution
The fourth proportional to 453,888.77, 626,355.18 and 249,938.06 is: 344,908.28
Step by Step Solution
- Step 1: Write the proportion equation
453,888.77 : 626,355.18 = 249,938.06 : x - Step 2: Convert to fraction form
453,888.77/626,355.18 = 249,938.06/x - Step 3: Cross multiply
453,888.77x = 626,355.18 × 249,938.06 - Step 4: Simplify right side
453,888.77x = 156,549,995,428.38 - Step 5: Solve for x
x = 156,549,995,428.38/453,888.77 - Step 6: Final answer
x = 344,908.28
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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.