Finding the Fourth Proportional to 740,051.64, 1,110,416.58 and 402,586.74
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Solution
The fourth proportional to 740,051.64, 1,110,416.58 and 402,586.74 is: 604,064.59
Step by Step Solution
- Step 1: Write the proportion equation
740,051.64 : 1,110,416.58 = 402,586.74 : x - Step 2: Convert to fraction form
740,051.64/1,110,416.58 = 402,586.74/x - Step 3: Cross multiply
740,051.64x = 1,110,416.58 × 402,586.74 - Step 4: Simplify right side
740,051.64x = 447,038,990,984.15 - Step 5: Solve for x
x = 447,038,990,984.15/740,051.64 - Step 6: Final answer
x = 604,064.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.