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Finding the Fourth Proportional to 567,957.24, 783,783.18 and 313,304.76

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Solution

The fourth proportional to 567,957.24, 783,783.18 and 313,304.76 is: 432,361.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,957.24 : 783,783.18 = 313,304.76 : x
  2. Step 2: Convert to fraction form
    567,957.24/783,783.18 = 313,304.76/x
  3. Step 3: Cross multiply
    567,957.24x = 783,783.18 × 313,304.76
  4. Step 4: Simplify right side
    567,957.24x = 245,563,001,101.94
  5. Step 5: Solve for x
    x = 245,563,001,101.94/567,957.24
  6. Step 6: Final answer
    x = 432,361.78

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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.