Finding the Fourth Proportional to 695,888.04, 960,276.97 and 385,787.55
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Solution
The fourth proportional to 695,888.04, 960,276.97 and 385,787.55 is: 532,359.92
Step by Step Solution
- Step 1: Write the proportion equation
695,888.04 : 960,276.97 = 385,787.55 : x - Step 2: Convert to fraction form
695,888.04/960,276.97 = 385,787.55/x - Step 3: Cross multiply
695,888.04x = 960,276.97 × 385,787.55 - Step 4: Simplify right side
695,888.04x = 370,462,898,613.26 - Step 5: Solve for x
x = 370,462,898,613.26/695,888.04 - Step 6: Final answer
x = 532,359.92
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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.