Home / 955,421.16-1,433,379.63-281,526.30

Finding the Fourth Proportional to 955,421.16, 1,433,379.63 and 281,526.30

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Solution

The fourth proportional to 955,421.16, 1,433,379.63 and 281,526.30 is: 422,362.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,421.16 : 1,433,379.63 = 281,526.30 : x
  2. Step 2: Convert to fraction form
    955,421.16/1,433,379.63 = 281,526.30/x
  3. Step 3: Cross multiply
    955,421.16x = 1,433,379.63 × 281,526.30
  4. Step 4: Simplify right side
    955,421.16x = 403,534,063,729.27
  5. Step 5: Solve for x
    x = 403,534,063,729.27/955,421.16
  6. Step 6: Final answer
    x = 422,362.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.