Finding the Fourth Proportional to 785,983.08, 1,177,988.58 and 336,176.04
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Solution
The fourth proportional to 785,983.08, 1,177,988.58 and 336,176.04 is: 503,842.32
Step by Step Solution
- Step 1: Write the proportion equation
785,983.08 : 1,177,988.58 = 336,176.04 : x - Step 2: Convert to fraction form
785,983.08/1,177,988.58 = 336,176.04/x - Step 3: Cross multiply
785,983.08x = 1,177,988.58 × 336,176.04 - Step 4: Simplify right side
785,983.08x = 396,011,535,989.62 - Step 5: Solve for x
x = 396,011,535,989.62/785,983.08 - Step 6: Final answer
x = 503,842.32
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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.