Home / 474,025.36-654,165.30-283,003.12

Finding the Fourth Proportional to 474,025.36, 654,165.30 and 283,003.12

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Solution

The fourth proportional to 474,025.36, 654,165.30 and 283,003.12 is: 390,550.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,025.36 : 654,165.30 = 283,003.12 : x
  2. Step 2: Convert to fraction form
    474,025.36/654,165.30 = 283,003.12/x
  3. Step 3: Cross multiply
    474,025.36x = 654,165.30 × 283,003.12
  4. Step 4: Simplify right side
    474,025.36x = 185,130,820,895.74
  5. Step 5: Solve for x
    x = 185,130,820,895.74/474,025.36
  6. Step 6: Final answer
    x = 390,550.46

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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.