Home / 603,439.17-832,653.48-348,741.17

Finding the Fourth Proportional to 603,439.17, 832,653.48 and 348,741.17

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Solution

The fourth proportional to 603,439.17, 832,653.48 and 348,741.17 is: 481,209.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,439.17 : 832,653.48 = 348,741.17 : x
  2. Step 2: Convert to fraction form
    603,439.17/832,653.48 = 348,741.17/x
  3. Step 3: Cross multiply
    603,439.17x = 832,653.48 × 348,741.17
  4. Step 4: Simplify right side
    603,439.17x = 290,380,548,819.77
  5. Step 5: Solve for x
    x = 290,380,548,819.77/603,439.17
  6. Step 6: Final answer
    x = 481,209.31

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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.