Home / 749,332.40-1,034,093.80-409,822.48

Finding the Fourth Proportional to 749,332.40, 1,034,093.80 and 409,822.48

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Solution

The fourth proportional to 749,332.40, 1,034,093.80 and 409,822.48 is: 565,563.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,332.40 : 1,034,093.80 = 409,822.48 : x
  2. Step 2: Convert to fraction form
    749,332.40/1,034,093.80 = 409,822.48/x
  3. Step 3: Cross multiply
    749,332.40x = 1,034,093.80 × 409,822.48
  4. Step 4: Simplify right side
    749,332.40x = 423,794,885,668.62
  5. Step 5: Solve for x
    x = 423,794,885,668.62/749,332.40
  6. Step 6: Final answer
    x = 565,563.27

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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.