Home / 976,135.24-1,346,911.50-546,433.48

Finding the Fourth Proportional to 976,135.24, 1,346,911.50 and 546,433.48

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Solution

The fourth proportional to 976,135.24, 1,346,911.50 and 546,433.48 is: 753,991.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,135.24 : 1,346,911.50 = 546,433.48 : x
  2. Step 2: Convert to fraction form
    976,135.24/1,346,911.50 = 546,433.48/x
  3. Step 3: Cross multiply
    976,135.24x = 1,346,911.50 × 546,433.48
  4. Step 4: Simplify right side
    976,135.24x = 735,997,538,197.02
  5. Step 5: Solve for x
    x = 735,997,538,197.02/976,135.24
  6. Step 6: Final answer
    x = 753,991.36

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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.