Home / 903,142.36-1,355,525.70-482,777.56

Finding the Fourth Proportional to 903,142.36, 1,355,525.70 and 482,777.56

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Solution

The fourth proportional to 903,142.36, 1,355,525.70 and 482,777.56 is: 724,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,142.36 : 1,355,525.70 = 482,777.56 : x
  2. Step 2: Convert to fraction form
    903,142.36/1,355,525.70 = 482,777.56/x
  3. Step 3: Cross multiply
    903,142.36x = 1,355,525.70 × 482,777.56
  4. Step 4: Simplify right side
    903,142.36x = 654,417,389,963.29
  5. Step 5: Solve for x
    x = 654,417,389,963.29/903,142.36
  6. Step 6: Final answer
    x = 724,600.48

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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.