Home / 567,938.40-783,742.44-313,289.52

Finding the Fourth Proportional to 567,938.40, 783,742.44 and 313,289.52

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Solution

The fourth proportional to 567,938.40, 783,742.44 and 313,289.52 is: 432,332.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,938.40 : 783,742.44 = 313,289.52 : x
  2. Step 2: Convert to fraction form
    567,938.40/783,742.44 = 313,289.52/x
  3. Step 3: Cross multiply
    567,938.40x = 783,742.44 × 313,289.52
  4. Step 4: Simplify right side
    567,938.40x = 245,538,292,831.23
  5. Step 5: Solve for x
    x = 245,538,292,831.23/567,938.40
  6. Step 6: Final answer
    x = 432,332.61

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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.