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Finding the Fourth Proportional to 359,675.64, 496,265.40 and 230,555.16

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Solution

The fourth proportional to 359,675.64, 496,265.40 and 230,555.16 is: 318,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,675.64 : 496,265.40 = 230,555.16 : x
  2. Step 2: Convert to fraction form
    359,675.64/496,265.40 = 230,555.16/x
  3. Step 3: Cross multiply
    359,675.64x = 496,265.40 × 230,555.16
  4. Step 4: Simplify right side
    359,675.64x = 114,416,548,699.46
  5. Step 5: Solve for x
    x = 114,416,548,699.46/359,675.64
  6. Step 6: Final answer
    x = 318,110.36

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1.5x scale

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.