Finding the Fourth Proportional to 953,729.12, 1,430,590.04 and 243,756.02
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Solution
The fourth proportional to 953,729.12, 1,430,590.04 and 243,756.02 is: 365,633.10
Step by Step Solution
- Step 1: Write the proportion equation
953,729.12 : 1,430,590.04 = 243,756.02 : x - Step 2: Convert to fraction form
953,729.12/1,430,590.04 = 243,756.02/x - Step 3: Cross multiply
953,729.12x = 1,430,590.04 × 243,756.02 - Step 4: Simplify right side
953,729.12x = 348,714,938,587.91 - Step 5: Solve for x
x = 348,714,938,587.91/953,729.12 - Step 6: Final answer
x = 365,633.10
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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.