Finding the Fourth Proportional to 750,935.72, 1,036,294.98 and 411,404.12
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Solution
The fourth proportional to 750,935.72, 1,036,294.98 and 411,404.12 is: 567,739.71
Step by Step Solution
- Step 1: Write the proportion equation
750,935.72 : 1,036,294.98 = 411,404.12 : x - Step 2: Convert to fraction form
750,935.72/1,036,294.98 = 411,404.12/x - Step 3: Cross multiply
750,935.72x = 1,036,294.98 × 411,404.12 - Step 4: Simplify right side
750,935.72x = 426,336,024,307.32 - Step 5: Solve for x
x = 426,336,024,307.32/750,935.72 - Step 6: Final answer
x = 567,739.71
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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.