Finding the Fourth Proportional to 761,047.08, 1,050,261.93 and 434,353.53
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Solution
The fourth proportional to 761,047.08, 1,050,261.93 and 434,353.53 is: 599,417.55
Step by Step Solution
- Step 1: Write the proportion equation
761,047.08 : 1,050,261.93 = 434,353.53 : x - Step 2: Convert to fraction form
761,047.08/1,050,261.93 = 434,353.53/x - Step 3: Cross multiply
761,047.08x = 1,050,261.93 × 434,353.53 - Step 4: Simplify right side
761,047.08x = 456,184,976,720.11 - Step 5: Solve for x
x = 456,184,976,720.11/761,047.08 - Step 6: Final answer
x = 599,417.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.