Home / 955,258.74-1,318,257.05-525,529.64

Finding the Fourth Proportional to 955,258.74, 1,318,257.05 and 525,529.64

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Solution

The fourth proportional to 955,258.74, 1,318,257.05 and 525,529.64 is: 725,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,258.74 : 1,318,257.05 = 525,529.64 : x
  2. Step 2: Convert to fraction form
    955,258.74/1,318,257.05 = 525,529.64/x
  3. Step 3: Cross multiply
    955,258.74x = 1,318,257.05 × 525,529.64
  4. Step 4: Simplify right side
    955,258.74x = 692,783,153,581.96
  5. Step 5: Solve for x
    x = 692,783,153,581.96/955,258.74
  6. Step 6: Final answer
    x = 725,230.90

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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.