Finding the Fourth Proportional to 430.98, 595.26 and 358.26
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Solution
The fourth proportional to 430.98, 595.26 and 358.26 is: 494.82
Step by Step Solution
- Step 1: Write the proportion equation
430.98 : 595.26 = 358.26 : x - Step 2: Convert to fraction form
430.98/595.26 = 358.26/x - Step 3: Cross multiply
430.98x = 595.26 × 358.26 - Step 4: Simplify right side
430.98x = 213,257.85 - Step 5: Solve for x
x = 213,257.85/430.98 - Step 6: Final answer
x = 494.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.