Finding the Fourth Proportional to 535,117.98, 738,495.99 and 296,653.98
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Solution
The fourth proportional to 535,117.98, 738,495.99 and 296,653.98 is: 409,400.89
Step by Step Solution
- Step 1: Write the proportion equation
535,117.98 : 738,495.99 = 296,653.98 : x - Step 2: Convert to fraction form
535,117.98/738,495.99 = 296,653.98/x - Step 3: Cross multiply
535,117.98x = 738,495.99 × 296,653.98 - Step 4: Simplify right side
535,117.98x = 219,077,774,647.54 - Step 5: Solve for x
x = 219,077,774,647.54/535,117.98 - Step 6: Final answer
x = 409,400.89
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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.