Home / 776,254.20-1,164,430.71-243,796.25

Finding the Fourth Proportional to 776,254.20, 1,164,430.71 and 243,796.25

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Solution

The fourth proportional to 776,254.20, 1,164,430.71 and 243,796.25 is: 365,709.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,254.20 : 1,164,430.71 = 243,796.25 : x
  2. Step 2: Convert to fraction form
    776,254.20/1,164,430.71 = 243,796.25/x
  3. Step 3: Cross multiply
    776,254.20x = 1,164,430.71 × 243,796.25
  4. Step 4: Simplify right side
    776,254.20x = 283,883,834,660.68
  5. Step 5: Solve for x
    x = 283,883,834,660.68/776,254.20
  6. Step 6: Final answer
    x = 365,709.89

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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.