Finding the Fourth Proportional to 671,036.68, 926,030.62 and 369,230.68
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Solution
The fourth proportional to 671,036.68, 926,030.62 and 369,230.68 is: 509,538.34
Step by Step Solution
- Step 1: Write the proportion equation
671,036.68 : 926,030.62 = 369,230.68 : x - Step 2: Convert to fraction form
671,036.68/926,030.62 = 369,230.68/x - Step 3: Cross multiply
671,036.68x = 926,030.62 × 369,230.68 - Step 4: Simplify right side
671,036.68x = 341,918,915,523.42 - Step 5: Solve for x
x = 341,918,915,523.42/671,036.68 - Step 6: Final answer
x = 509,538.34
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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.