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Finding the Fourth Proportional to 359,518.93, 496,386.93 and 223,613.96

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Solution

The fourth proportional to 359,518.93, 496,386.93 and 223,613.96 is: 308,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,518.93 : 496,386.93 = 223,613.96 : x
  2. Step 2: Convert to fraction form
    359,518.93/496,386.93 = 223,613.96/x
  3. Step 3: Cross multiply
    359,518.93x = 496,386.93 × 223,613.96
  4. Step 4: Simplify right side
    359,518.93x = 110,999,045,466.16
  5. Step 5: Solve for x
    x = 110,999,045,466.16/359,518.93
  6. Step 6: Final answer
    x = 308,743.26

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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.