Finding the Fourth Proportional to 549,726.30, 758,630.79 and 334,875.42
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Solution
The fourth proportional to 549,726.30, 758,630.79 and 334,875.42 is: 462,133.26
Step by Step Solution
- Step 1: Write the proportion equation
549,726.30 : 758,630.79 = 334,875.42 : x - Step 2: Convert to fraction form
549,726.30/758,630.79 = 334,875.42/x - Step 3: Cross multiply
549,726.30x = 758,630.79 × 334,875.42 - Step 4: Simplify right side
549,726.30x = 254,046,804,426.18 - Step 5: Solve for x
x = 254,046,804,426.18/549,726.30 - Step 6: Final answer
x = 462,133.26
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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.