Finding the Fourth Proportional to 470,557.84, 649,317.12 and 266,565.08
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Solution
The fourth proportional to 470,557.84, 649,317.12 and 266,565.08 is: 367,829.96
Step by Step Solution
- Step 1: Write the proportion equation
470,557.84 : 649,317.12 = 266,565.08 : x - Step 2: Convert to fraction form
470,557.84/649,317.12 = 266,565.08/x - Step 3: Cross multiply
470,557.84x = 649,317.12 × 266,565.08 - Step 4: Simplify right side
470,557.84x = 173,085,270,038.17 - Step 5: Solve for x
x = 173,085,270,038.17/470,557.84 - Step 6: Final answer
x = 367,829.96
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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.