Finding the Fourth Proportional to 527,394.14, 791,113.08 and 153,417.14
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Solution
The fourth proportional to 527,394.14, 791,113.08 and 153,417.14 is: 230,132.07
Step by Step Solution
- Step 1: Write the proportion equation
527,394.14 : 791,113.08 = 153,417.14 : x - Step 2: Convert to fraction form
527,394.14/791,113.08 = 153,417.14/x - Step 3: Cross multiply
527,394.14x = 791,113.08 × 153,417.14 - Step 4: Simplify right side
527,394.14x = 121,370,304,873.64 - Step 5: Solve for x
x = 121,370,304,873.64/527,394.14 - Step 6: Final answer
x = 230,132.07
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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.